{"title":"2020-2027 GMC Sierra 3500HD 6-Inch Running Boards","description":"\u003cp\u003eShop 6-inch running boards and nerf bars for listed 2020-2027 GMC Sierra 3500HD applications by matching the exact model year, cab configuration, and any rear-wheel application notes on the individual product page. A 6-inch width does not establish fitment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e2027 availability:\u003c\/strong\u003e This collection is reserved for confirmed 2027 GMC Sierra 3500HD products. Current products in this collection are labeled through 2026. Use only an individual product listing that explicitly includes 2027 for a 2027 truck; collection architecture does not extend SKU-level fitment.\u003c\/p\u003e\u003ch2\u003eChoose Your Cab Configuration\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/2020-2027-gmc-sierra-3500hd-crew-cab-6-inch-running-boards\"\u003e2020-2027 GMC Sierra 3500HD Crew Cab 6-Inch Running Boards\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/2020-2027-gmc-sierra-3500hd-double-cab-6-inch-running-boards\"\u003e2020-2027 GMC Sierra 3500HD Double Cab 6-Inch Running Boards\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/2020-2027-gmc-sierra-3500hd-regular-cab-6-inch-running-boards\"\u003e2020-2027 GMC Sierra 3500HD Regular Cab 6-Inch Running Boards\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose the Right 6-Inch Sierra 3500HD Step\u003c\/h2\u003e\u003cp\u003eConfirm Crew Cab, Double Cab, or Regular Cab first and review any rear-wheel restriction stated on the listing. Then compare step surface, profile, material, finish, dimensions, brackets, package contents, exclusions, and installation notes.\u003c\/p\u003e\u003ch2\u003eRelated Sierra 3500HD Collections\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/gmc-sierra-3500hd-2020-2027-running-boards-nerf-bars\"\u003e2020-2027 GMC Sierra 3500HD Running Boards \u0026amp; Nerf Bars\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/gmc-nerf-bars-6-inch\"\u003eGMC 6-Inch Nerf Bars\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/nerf-bars-6-inch\"\u003eAll 6-Inch Running Boards \u0026amp; Nerf Bars\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eDoes every product fit every 2020-2027 Sierra 3500HD?\u003c\/h3\u003e\u003cp\u003eNo. Confirm the exact year, cab configuration, and any rear-wheel restriction on the individual product page before ordering.\u003c\/p\u003e\u003ch3\u003eDo the current products establish 2027 fitment?\u003c\/h3\u003e\u003cp\u003eNo. Current products are labeled through 2026. Use only a product listing that explicitly includes 2027 for a 2027 truck.\u003c\/p\u003e\u003ch3\u003eCan different cab configurations share the same 6-inch boards?\u003c\/h3\u003e\u003cp\u003eDo not assume so. Cab dimensions and vehicle configuration can change board length, brackets, mounting points, and step position.\u003c\/p\u003e\u003ch3\u003eWhat should I verify before installation?\u003c\/h3\u003e\u003cp\u003eReview exact year and cab fitment, rear-wheel application where stated, package contents, included brackets or hardware, dimensions, exclusions, and installation notes for the exact kit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAftermarket trademark disclaimer:\u003c\/strong\u003e People Auto Parts is not affiliated with, sponsored by, or endorsed by General Motors LLC. GMC, Sierra, Sierra 3500HD, GM, and related names and trademarks belong to their respective owners and are used only to identify compatible applications. Products are aftermarket parts unless an individual listing expressly states otherwise.\u003c\/p\u003e","products":[{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-new-running-boards-stainless-6-inches-186471","title":"GMC Sierra 3500HD Crew Cab 2020-2026 New Running Boards Stainless 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 26 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Crew Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Crew Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eStainless steel with a polished stainless steel finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Crew Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eStainless steel with a polished stainless steel finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090226466981,"sku":"186471","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/S6-SSMAIN_WITHOUTBRACKETS_cb7330dc-b63c-4a3d-b447-2c26c2c0c40b.jpg?v=1778549349"},{"product_id":"gmc-sierra-3500hd-double-cab-2020-2026-new-running-boards-stainless-6-inches-186475","title":"GMC Sierra 3500HD Double Cab 2020-2026 New Running Boards Stainless 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 26 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Double Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Double Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eStainless steel with a polished stainless steel finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Double Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Double Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eStainless steel with a polished stainless steel finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Double Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090226598053,"sku":"186475","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/S6-SSMAIN_WITHOUTBRACKETS_57f66dc2-3d15-4e44-991a-051d81f10f47.jpg?v=1778550308"},{"product_id":"gmc-sierra-3500hd-regular-cab-2020-2026-new-running-boards-stainless-6-inches-186479","title":"GMC Sierra 3500HD Regular Cab 2020-2026 New Running Boards Stainless 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 26 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Regular Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Regular Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eStainless steel with a polished stainless steel finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Regular Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eStainless steel with a polished stainless steel finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090226860197,"sku":"186479","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/S6-REG-SS-1.jpg?v=1778549247"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-new-running-boards-black-6-inches-187867","title":"GMC Sierra 3500HD Crew Cab 2020-2026 New Running Boards Black 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 28 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Crew Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Crew Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eHeavy-duty carbon steel with a black finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Crew Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eHeavy-duty carbon steel with a black finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090231775397,"sku":"187867","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/S6-BLKMAIN_WITHOUTBRACKETS_02aa4e21-0444-4ee8-a221-1d8d738e16af.jpg?v=1778640311"},{"product_id":"gmc-sierra-3500hd-double-cab-2020-2026-new-running-boards-black-6-inches-187871","title":"GMC Sierra 3500HD Double Cab 2020-2026 New Running Boards Black 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 28 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Double Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Double Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eHeavy-duty carbon steel with a black finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Double Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Double Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eHeavy-duty carbon steel with a black finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Double Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090231972005,"sku":"187871","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/S6-BLKMAIN_WITHOUTBRACKETS_e8c2a34f-3974-4c72-a0f6-0ee8a93602c0.jpg?v=1778640285"},{"product_id":"gmc-sierra-3500hd-regular-cab-2020-2026-new-running-boards-black-6-inches-187875","title":"GMC Sierra 3500HD Regular Cab 2020-2026 New Running Boards Black 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 28 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Regular Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Regular Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eHeavy-duty carbon steel with a black finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Regular Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eHeavy-duty carbon steel with a black finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090232496293,"sku":"187875","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/S6-BLK-1_8ee2445b-2736-47a9-ab58-7daac9ed8a48.jpg?v=1778640242"},{"product_id":"gmc-sierra-3500hd-regular-cab-2020-2026-running-boards-stainless-6-inches-187879","title":"GMC Sierra 3500HD Regular Cab 2020-2026 Running Boards Stainless 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 28 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Regular Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Regular Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eStainless steel with a polished stainless steel finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Regular Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eStainless steel with a polished stainless steel finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090232627365,"sku":"187879","price":309.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/H6-REG-SSMAIN_WITHOUTBRACKETS_467ec178-3bc3-40cc-98e7-50b2b3b41181.jpg?v=1778142502"},{"product_id":"gmc-sierra-3500hd-regular-cab-2020-2026-running-boards-black-6-inches-187883","title":"GMC Sierra 3500HD Regular Cab 2020-2026 Running Boards Black 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-03 BATCH 29 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Regular Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Regular Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eHeavy-duty carbon steel with a black finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Regular Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eHeavy-duty carbon steel with a black finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090232758437,"sku":"187883","price":309.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/H6-REG-BLK-0_d918f404-5861-49fc-b333-04cf0648702b.jpg?v=1778142477"},{"product_id":"gmc-sierra-3500hd-double-cab-2020-2026-running-boards-black-6-inches-187899","title":"GMC Sierra 3500HD Double Cab 2020-2026 Running Boards Black 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-03 BATCH 29 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Double Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Double Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eHeavy-duty carbon steel with a black finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Double Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Double Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eHeavy-duty carbon steel with a black finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Double Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090232889509,"sku":"187899","price":319.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/H6-BLK-1_8cd8b8df-1b23-4260-87d8-9193bdd38066.jpg?v=1776772058"},{"product_id":"gmc-sierra-3500hd-double-cab-2020-2026-running-boards-stainless-6-inches-187895","title":"GMC Sierra 3500HD Double Cab 2020-2026 Running Boards Stainless 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-03 BATCH 29 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Double Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Double Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eStainless steel with a polished stainless steel finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Double Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Double Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eStainless steel with a polished stainless steel finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Double Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090232955045,"sku":"187895","price":319.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/H6-SS-1_e90c05ae-56f2-417f-acc8-4ea915dc8600.jpg?v=1776772098"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-running-boards-stainless-6-inches-187903","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Running Boards Stainless 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-03 BATCH 29 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Crew Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Crew Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eStainless steel with a polished stainless steel finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Crew Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eStainless steel with a polished stainless steel finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090233249957,"sku":"187903","price":319.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/H6-SS-1_c751cb2f-549c-4e1f-a2d5-c903e8cfff2c.jpg?v=1776771868"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-running-boards-black-6-inches-187907","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Running Boards Black 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-03 BATCH 29 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Crew Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Crew Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eHeavy-duty carbon steel with a black finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Crew Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eHeavy-duty carbon steel with a black finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090233479333,"sku":"187907","price":319.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/H6-BLK-1_b6924343-c95c-4c16-ab07-8ff4c07710d8.jpg?v=1776771919"},{"product_id":"gmc-sierra-3500hd-regular-cab-2020-2026-running-boards-step-stainless-6-inch-187911","title":"GMC Sierra 3500HD Regular Cab 2020-2026 Running Boards Step Stainless 6 Inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-03 BATCH 29 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Regular Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Regular Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eStainless steel with a polished stainless steel finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Regular Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eStainless steel with a polished stainless steel finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090233610405,"sku":"187911","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/1628289135664897085.jpg?v=1764035621"},{"product_id":"gmc-sierra-3500hd-regular-cab-2020-2026-running-boards-step-black-6-inch-187915","title":"GMC Sierra 3500HD Regular Cab 2020-2026 Running Boards Step Black 6 Inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-03 BATCH 29 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Regular Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Regular Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eHeavy-duty carbon steel with a black finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Regular Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eHeavy-duty carbon steel with a black finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Regular Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090233741477,"sku":"187915","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/V6-REG-BLKMAIN_WITHOUTBRACKETS_11acab52-fb42-458f-b366-3446123eadfe.jpg?v=1778141849"},{"product_id":"gmc-sierra-3500hd-double-cab-2020-2026-running-boards-step-stainless-6-inch-187919","title":"GMC Sierra 3500HD Double Cab 2020-2026 Running Boards Step Stainless 6 Inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-03 BATCH 29 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Double Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Double Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eStainless steel with a polished stainless steel finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Double Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Double Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eStainless steel with a polished stainless steel finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Double Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090233905317,"sku":"187919","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/0-V6-SS_aa023957-b225-4ac6-b35c-d1bb55f08e48.jpg?v=1778142102"},{"product_id":"gmc-sierra-3500hd-double-cab-2020-2026-running-boards-step-black-6-inch-187923","title":"GMC Sierra 3500HD Double Cab 2020-2026 Running Boards Step Black 6 Inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-03 BATCH 29 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Double Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Double Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eHeavy-duty carbon steel with a black finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Double Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Double Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eHeavy-duty carbon steel with a black finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Double Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090234069157,"sku":"187923","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/V6-REG-BLKMAIN_WITHOUTBRACKETS_235afc39-44ca-4892-b578-eec6c21f6927.jpg?v=1778142344"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-running-boards-step-stainless-6-inch-187927","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Running Boards Step Stainless 6 Inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-03 BATCH 29 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Crew Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Crew Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eStainless steel with a polished stainless steel finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Crew Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eStainless steel with a polished stainless steel finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090234200229,"sku":"187927","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/0-V6-SS_7505f66a-bfeb-4fea-aa1a-d92f356aceb4.jpg?v=1778142081"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-running-boards-step-black-6-inch-187931","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Running Boards Step Black 6 Inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-03 BATCH 29 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Crew Cab 2020-2026\u003c\/strong\u003e: 6-inch running boards. Confirm the exact year, model and body configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment and Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed application:\u003c\/strong\u003e GMC Sierra 3500HD Crew Cab 2020-2026\u003c\/li\u003e\n\u003cli\u003eHeavy-duty carbon steel with a black finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment note:\u003c\/strong\u003e Fit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/li\u003e\n\u003cli\u003eDriver- and passenger-side boards, mounting brackets, hardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp data-pap-faq-item=\"1\"\u003e\u003cstrong\u003eWhat is the listed fitment?\u003c\/strong\u003e\u003cbr\u003eGMC Sierra 3500HD Crew Cab 2020-2026.\u003c\/p\u003e\u003cp data-pap-faq-item=\"2\"\u003e\u003cstrong\u003eWhat material and finish are listed?\u003c\/strong\u003e\u003cbr\u003eHeavy-duty carbon steel with a black finish.\u003c\/p\u003e\u003cp data-pap-faq-item=\"3\"\u003e\u003cstrong\u003eAre both sides included?\u003c\/strong\u003e\u003cbr\u003eYes. The source listing includes driver- and passenger-side boards with mounting hardware.\u003c\/p\u003e\u003cp data-pap-faq-item=\"4\"\u003e\u003cstrong\u003eWhat fitment restriction should I check?\u003c\/strong\u003e\u003cbr\u003eFit 3500HD Crew Cab models. Do not fit Classic body.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Side Steps\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eVehicle and model names are trademarks of their respective owners. People Auto Parts is an independent aftermarket retailer and is not affiliated with, sponsored by, or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090234462373,"sku":"187931","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/V6-REG-BLKMAIN_WITHOUTBRACKETS_7d51e7bc-a02d-44ba-86d1-1316378853ff.jpg?v=1778142302"},{"product_id":"white-running-boards-gmc-sierra-3500hd-crew-2020-2026-6-inches-192906","title":"White Running Boards GMC Sierra 3500HD Crew 2020-2026 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 113 | 2026-08-13 --\u003e\u003cp\u003e\u003cstrong\u003e2020-2026 GMC Sierra 3500HD Crew Cab white six-inch running boards.\u003c\/strong\u003e Confirm model year, Sierra 3500HD series and Crew Cab configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment\u003c\/h2\u003e\u003cp\u003eListed for 2020-2026 GMC Sierra 3500HD Crew Cab with a white finish and six-inch step width.\u003c\/p\u003e\u003ch2\u003eIncluded\u003c\/h2\u003e\u003cp\u003eLeft and right running boards or nerf bars, mounting brackets, installation hardware and instructions are listed.\u003c\/p\u003e\u003ch2\u003eInstallation\u003c\/h2\u003e\u003cp\u003eSource lists bolt-on installation using factory mounting locations. Review the included instructions before starting.\u003c\/p\u003e\u003cdiv data-pap-faq-item=\"1\"\u003e\n\u003ch3\u003eVehicle?\u003c\/h3\u003e\n\u003cp\u003e2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eFinish?\u003c\/h3\u003e\n\u003cp\u003eWhite with a six-inch step width.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eIncluded?\u003c\/h3\u003e\n\u003cp\u003eBoards or nerf bars, brackets, hardware and instructions.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"4\"\u003e\n\u003ch3\u003eVerify?\u003c\/h3\u003e\n\u003cp\u003eModel year, Sierra 3500HD series and Crew Cab configuration.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Nerf Bars\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owners. People Auto Parts is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090251436197,"sku":"192906","price":359.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/16692415791725878039.jpg?v=1764035677"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-hex-steps-stainless-steel-nerf-bars-6-inch-196452","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Hex Steps Stainless Steel Nerf Bars 6 inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 112 | 2026-08-13 --\u003e\u003cp\u003e\u003cstrong\u003e2020-2026 GMC Sierra 3500HD Crew Cab polished stainless 6-inch hex nerf bars.\u003c\/strong\u003e Confirm model year, Sierra 3500HD series and Crew Cab configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Product Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2020-2026 GMC Sierra 3500HD Crew Cab. Source lists a 6-inch step width, stainless steel, polished stainless finish and non-slip step pads.\u003c\/p\u003e\u003ch2\u003eIncluded Components\u003c\/h2\u003e\u003cp\u003eSource lists left and right running boards, mounting brackets, installation hardware and instructions.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Warranty\u003c\/h2\u003e\u003cp\u003eSource identifies bolt-on installation at factory mounting locations, 45-90 minutes and basic hand tools. A 1-year limited manufacturer warranty covers defects under normal use; improper installation, misuse and modification are excluded.\u003c\/p\u003e\u003cdiv data-pap-faq-item=\"1\"\u003e\n\u003ch3\u003eWhich truck is listed?\u003c\/h3\u003e\n\u003cp\u003e2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eWhat finish is listed?\u003c\/h3\u003e\n\u003cp\u003ePolished stainless steel with a 6-inch step.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eWhat components are listed?\u003c\/h3\u003e\n\u003cp\u003eLeft and right boards, brackets, installation hardware and instructions.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"4\"\u003e\n\u003ch3\u003eWhat should I verify?\u003c\/h3\u003e\n\u003cp\u003eModel year, Sierra 3500HD series and Crew Cab configuration.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Nerf Bars\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owners. People Auto Parts is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090270441637,"sku":"196452","price":359.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/D6-SSMAIN_WITHOUTBRACKETS_0fcab7fb-293d-4b04-bfa9-699d9847b4eb.jpg?v=1778547613"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-hex-steps-black-nerf-bars-6-inch-196472","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Hex Steps Black Nerf Bars 6 inch","description":"\u003cp\u003e\u003cstrong\u003eBlack hex-style 6-inch nerf bars for 2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/strong\u003e Verify model year, 3500HD series and Crew Cab configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Configuration\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2020-2026 GMC Sierra 3500HD Crew Cab. Other Sierra series, cab styles and years are not confirmed.\u003c\/p\u003e\u003ch2\u003eSource-Supported Details\u003c\/h2\u003e\u003cp\u003eThe source lists heavy-duty carbon steel, a black finish, 6-inch step width and non-slip step pads. It lists left and right boards, mounting brackets, installation hardware and instructions.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Warranty\u003c\/h2\u003e\u003cp\u003eThe source lists factory mounting locations and an estimated 45-90 minute installation with basic hand tools. A 1-year limited manufacturer warranty is listed subject to its terms.\u003c\/p\u003e\u003ch2\u003ePre-Purchase Check\u003c\/h2\u003e\u003cp\u003eVerify model year, Sierra 3500HD series, Crew Cab configuration and factory mounting locations before purchase.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3 data-pap-faq-item=\"1\"\u003eWhich Sierra is listed?\u003c\/h3\u003e\u003cp\u003e2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\u003ch3 data-pap-faq-item=\"2\"\u003eWhat style is listed?\u003c\/h3\u003e\u003cp\u003eBlack hex-style 6-inch nerf bars.\u003c\/p\u003e\u003ch3 data-pap-faq-item=\"3\"\u003eWhat does the source list with the bars?\u003c\/h3\u003e\u003cp\u003eLeft and right boards, mounting brackets, installation hardware and instructions.\u003c\/p\u003e\u003ch3 data-pap-faq-item=\"4\"\u003eWhat should I verify before ordering?\u003c\/h3\u003e\u003cp\u003eVerify model year, 3500HD series, Crew Cab configuration and factory mounting locations.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eShop Running Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003eShop 6-Inch Nerf Bars\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owners and are used only to identify compatibility. People Auto Parts is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 106 | 2026-08-17 --\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090271981733,"sku":"196472","price":359.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/D6-BLKMAIN_WITHOUTBRACKETS_8a05a279-7cad-4fcc-85f3-fb014e43f55a.jpg?v=1778547455"},{"product_id":"gmc-sierra-3500hd-double-cab-2020-2026-black-aluminum-nerf-bars-6-inch-196479","title":"2020-2026 GMC Sierra 3500HD Double Cab Black Aluminum 6-Inch Running Boards","description":"\u003cp\u003eThese 6 inches, black, aluminum alloy side steps are listed for the GMC Sierra 3500HD Double Cab 2020-2026. Use the fitment, finish and package details below to compare them with your truck before ordering.\u003c\/p\u003e\u003ch3\u003eExact Vehicle Fitment\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Double Cab 2020-2026\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis listing is specific to the GMC Sierra 3500HD Double Cab 2020-2026; other cab configurations are not included. Confirm model year, truck series and cab before checkout.\u003c\/p\u003e\u003ch3\u003eVerified Style and Configuration\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Aluminum Alloy\u003c\/li\u003e\n\u003cli\u003eFinish: Black\u003c\/li\u003e\n\u003cli\u003eStep Width: 6 Inches\u003c\/li\u003e\n\u003cli\u003eInstallation Type: Bolt-On\u003c\/li\u003e\n\u003cli\u003eMounting Hardware Included: Yes\u003c\/li\u003e\n\u003cli\u003eSide Steps Included: Left and Right Running Boards\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIncluded Components\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 x Left Running Board\u003c\/li\u003e\n\u003cli\u003e1 x Right Running Board\u003c\/li\u003e\n\u003cli\u003eMounting Brackets\u003c\/li\u003e\n\u003cli\u003eInstallation Hardware\u003c\/li\u003e\n\u003cli\u003eInstallation Instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\u003cp\u003eInstallation is designed to be straightforward using factory mounting locations on the vehicle. Estimated Installation Time: 45-90 minutes Basic hand tools may be required. While many customers install running boards themselves, professional installation is recommended if you are unfamiliar with automotive accessory installation.\u003c\/p\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhich vehicle does this product fit?\u003c\/strong\u003e\u003cbr\u003eIt is listed for the GMC Sierra 3500HD Double Cab 2020-2026. Confirm the exact year and configuration before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich cab configuration is required?\u003c\/strong\u003e\u003cbr\u003eThe listed application is Double Cab only. Other cab configurations require a different application.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is included?\u003c\/strong\u003e\u003cbr\u003e1 x Left Running Board, 1 x Right Running Board, Mounting Brackets, Installation Hardware, Installation Instructions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat should be checked before installation?\u003c\/strong\u003e\u003cbr\u003eThe product information lists bolt-on installation at factory mounting locations, an estimated 45-90 minutes and basic hand tools. Follow the included instructions and verify bracket alignment before final tightening.\u003c\/p\u003e\u003ch3\u003eShop Related Parts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/gmc-sierra-3500hd-2020-2027-double-cab-running-boards-nerf-bars\"\u003e2020-2027 GMC Sierra 3500HD Double Cab Running Boards \u0026amp; Nerf Bars\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/nerf-bars-6-inch\"\u003eNerf Bars 6 inch\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAftermarket Product Notice\u003c\/h3\u003e\u003cp\u003e\u003csmall\u003eThis is an aftermarket product. Vehicle manufacturer and model names are trademarks of their respective owners and are used only to identify compatibility. People Auto Parts is not affiliated with or endorsed by any vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090272473253,"sku":"196479","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/16908599471792072116.jpg?v=1764035768"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-black-aluminum-nerf-bars-6-inch-stainless-strip-196516","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Black Aluminum Nerf Bars 6 inch Stainless Strip","description":"\u003cp\u003e\u003cstrong\u003eBlack aluminum 6-inch nerf bars with a stainless accent strip for 2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/strong\u003e Verify the 3500HD series, exact model year and Crew Cab configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Configuration\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2020-2026 GMC Sierra 3500HD Crew Cab. Other Sierra series and cab configurations are not confirmed on this listing.\u003c\/p\u003e\u003ch2\u003eSource-Supported Details\u003c\/h2\u003e\u003cp\u003eThe source lists black aluminum-alloy construction, a stainless accent strip and a 6-inch step width. It lists left and right bars, mounting brackets, installation hardware and instructions, with factory mounting locations identified. The source estimates 45-90 minutes for installation and lists a 1-year limited manufacturer warranty.\u003c\/p\u003e\u003ch2\u003ePre-Purchase Check\u003c\/h2\u003e\u003cp\u003eVerify the Sierra 3500HD series, exact model year, Crew Cab configuration and factory mounting locations before purchase.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3 data-pap-faq-item=\"1\"\u003eWhich Sierra is listed?\u003c\/h3\u003e\u003cp\u003e2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\u003ch3 data-pap-faq-item=\"2\"\u003eWhat material and style are listed?\u003c\/h3\u003e\u003cp\u003eBlack aluminum-alloy 6-inch nerf bars with a stainless accent strip.\u003c\/p\u003e\u003ch3 data-pap-faq-item=\"3\"\u003eWhat does the source list with the bars?\u003c\/h3\u003e\u003cp\u003eLeft and right bars, mounting brackets, installation hardware and instructions.\u003c\/p\u003e\u003ch3 data-pap-faq-item=\"4\"\u003eWhat should I verify before ordering?\u003c\/h3\u003e\u003cp\u003eVerify the 3500HD series, model year, Crew Cab configuration and factory mounting locations.\u003c\/p\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eShop Running Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003eShop 6-Inch Nerf Bars\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owners and are used only to identify compatibility. People Auto Parts is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 109 | 2026-08-17 --\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090275979429,"sku":"196516","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/17153813131181020668.jpg?v=1764035802"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-black-hex-nerf-bars-6-inch-196530","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Black Hex Nerf Bars 6 inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 112 | 2026-08-13 --\u003e\u003cp\u003e\u003cstrong\u003e2020-2026 GMC Sierra 3500HD Crew Cab black 6-inch hex nerf bars.\u003c\/strong\u003e Confirm model year, Sierra 3500HD series and Crew Cab configuration before ordering.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Product Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2020-2026 GMC Sierra 3500HD Crew Cab. The source lists a 6-inch step width, heavy-duty carbon steel, black finish and non-slip step pads.\u003c\/p\u003e\u003ch2\u003eIncluded Components\u003c\/h2\u003e\u003cp\u003eThe source lists left and right running boards, mounting brackets, installation hardware and instructions.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Warranty\u003c\/h2\u003e\u003cp\u003eSource identifies bolt-on installation at factory mounting locations, 45-90 minutes and basic hand tools. A 1-year limited manufacturer warranty covers defects under normal use; improper installation, misuse and modification are excluded.\u003c\/p\u003e\u003cdiv data-pap-faq-item=\"1\"\u003e\n\u003ch3\u003eWhich truck is listed?\u003c\/h3\u003e\n\u003cp\u003e2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eWhat material and finish are listed?\u003c\/h3\u003e\n\u003cp\u003eHeavy-duty carbon steel with a black finish and 6-inch step.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eWhat components are listed?\u003c\/h3\u003e\n\u003cp\u003eLeft and right boards, brackets, installation hardware and instructions.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"4\"\u003e\n\u003ch3\u003eWhat should I verify?\u003c\/h3\u003e\n\u003cp\u003eModel year, Sierra 3500HD series and Crew Cab configuration.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Nerf Bars\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owners. People Auto Parts is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090277716133,"sku":"196530","price":359.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/DH6-BLKMAIN_WITHOUTBRACKETS_b173a4ff-dac4-4f2f-a001-0b5777d979a9.jpg?v=1778547300"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-black-running-boards-6-inch-196558","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Black Running Boards 6 inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 105 | 2026-08-12 --\u003e\u003cp\u003e\u003cstrong\u003e2020-2026 GMC Sierra 3500HD Crew Cab black 6-inch running boards\u003c\/strong\u003e are listed for this exact truck and cab. Confirm model year, Sierra 3500HD, and Crew Cab before ordering; other Sierra series or cabs are not confirmed here.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Product Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e6-inch width\u003c\/li\u003e\n\u003cli\u003eBlack finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePre-Purchase Check\u003c\/h2\u003e\u003cp\u003eMatch the year, Sierra 3500HD series, and Crew Cab configuration to this listing before ordering.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdiv data-pap-faq-item=\"1\"\u003e\n\u003ch3\u003eWhich truck is listed?\u003c\/h3\u003e\n\u003cp\u003e2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eWhat cab should I verify?\u003c\/h3\u003e\n\u003cp\u003eVerify that the truck is a Crew Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eWhat width and finish are identified?\u003c\/h3\u003e\n\u003cp\u003eA 6-inch running-board design with a black finish.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"4\"\u003e\n\u003ch3\u003eAre other Sierra series confirmed here?\u003c\/h3\u003e\n\u003cp\u003eNo. This page is limited to the listed Sierra 3500HD application.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eShop Related Parts\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e or \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Nerf Bars\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owners and are used only to identify vehicle compatibility. People Auto Parts is an independent aftermarket retailer and is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090280829093,"sku":"196558","price":369.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/16909473791307932214.jpg?v=1764035801"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-stainless-steel-running-boards-6-inch-196575","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Stainless Steel Running Boards 6 inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 105 | 2026-08-12 --\u003e\u003cp\u003e\u003cstrong\u003e2020-2026 GMC Sierra 3500HD Crew Cab stainless-steel 6-inch running boards\u003c\/strong\u003e are listed for this exact truck and cab. Confirm model year, Sierra 3500HD, and Crew Cab before ordering; other Sierra series or cabs are not confirmed here.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Product Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e6-inch width\u003c\/li\u003e\n\u003cli\u003eStainless-steel construction identified in the product title\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePre-Purchase Check\u003c\/h2\u003e\u003cp\u003eMatch the year, Sierra 3500HD series, and Crew Cab configuration to this listing before ordering.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdiv data-pap-faq-item=\"1\"\u003e\n\u003ch3\u003eWhich truck is listed?\u003c\/h3\u003e\n\u003cp\u003e2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eWhat cab should I verify?\u003c\/h3\u003e\n\u003cp\u003eVerify that the truck is a Crew Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eWhat material and width are identified?\u003c\/h3\u003e\n\u003cp\u003eStainless-steel running boards with a 6-inch width.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"4\"\u003e\n\u003ch3\u003eAre other Sierra series confirmed here?\u003c\/h3\u003e\n\u003cp\u003eNo. This page is limited to the listed Sierra 3500HD application.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eShop Related Parts\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e or \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Nerf Bars\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owners and are used only to identify vehicle compatibility. People Auto Parts is an independent aftermarket retailer and is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090281844901,"sku":"196575","price":369.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/16909500871631244045.jpg?v=1764035839"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-stainless-steel-nerf-bars-6-inch-196928","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Stainless Steel Nerf Bars 6 inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 104 | 2026-08-12 --\u003e\u003cp\u003e\u003cstrong\u003e2020-2026 GMC Sierra 3500HD Crew Cab polished stainless 6-inch running boards\u003c\/strong\u003e are listed for this exact heavy-duty truck and cab configuration. Confirm model year, Sierra 3500HD series, and Crew Cab before ordering.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Product Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e6-inch step width\u003c\/li\u003e\n\u003cli\u003eStainless steel construction\u003c\/li\u003e\n\u003cli\u003ePolished stainless steel finish\u003c\/li\u003e\n\u003cli\u003eNon-slip step pads\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIncluded Components\u003c\/h2\u003e\u003cp\u003eThe source lists left and right running boards, mounting brackets, installation hardware, and instructions.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Warranty\u003c\/h2\u003e\u003cp\u003eThe source identifies bolt-on installation using factory mounting locations and lists an estimated 45-90 minute installation time. The listing includes a one-year limited manufacturer warranty for defects in materials and workmanship under normal use, subject to its stated exclusions.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdiv data-pap-faq-item=\"1\"\u003e\n\u003ch3\u003eWhich truck is listed?\u003c\/h3\u003e\n\u003cp\u003e2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eWhat material is listed?\u003c\/h3\u003e\n\u003cp\u003eStainless steel with a polished stainless finish and 6-inch step width.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eWhat components are listed?\u003c\/h3\u003e\n\u003cp\u003eLeft and right running boards, mounting brackets, installation hardware, and instructions.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"4\"\u003e\n\u003ch3\u003eWhat should I verify?\u003c\/h3\u003e\n\u003cp\u003eConfirm model year, Sierra 3500HD series, and Crew Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eShop Related Parts\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e or \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Nerf Bars\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owners and are used only to identify vehicle compatibility. People Auto Parts is an independent aftermarket retailer and is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090285187237,"sku":"196928","price":359.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/DH6-SSMAIN_WITHOUTBRACKETS_63072049-d9bc-4121-98d1-c51cce2ad4d3.jpg?v=1778546768"},{"product_id":"gmc-sierra-3500hd-crew-cab-2020-2026-black-aluminum-nerf-bars-6-inch-196968","title":"GMC Sierra 3500HD Crew Cab 2020-2026 Black Aluminum Nerf Bars 6 inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 104 | 2026-08-12 --\u003e\u003cp\u003e\u003cstrong\u003e2020-2026 GMC Sierra 3500HD Crew Cab black aluminum 6-inch running boards\u003c\/strong\u003e are listed for this exact heavy-duty truck and cab configuration. Confirm model year, Sierra 3500HD series, and Crew Cab before ordering.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Product Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e6-inch step width\u003c\/li\u003e\n\u003cli\u003eAluminum alloy\u003c\/li\u003e\n\u003cli\u003eBlack finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIncluded Components\u003c\/h2\u003e\u003cp\u003eThe source lists left and right running boards, mounting brackets, installation hardware, and instructions.\u003c\/p\u003e\u003ch2\u003eInstallation\u003c\/h2\u003e\u003cp\u003eFollow the supplied instructions and use the factory mounting locations identified for this application. Inspect the vehicle and received parts before starting.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdiv data-pap-faq-item=\"1\"\u003e\n\u003ch3\u003eWhich truck is listed?\u003c\/h3\u003e\n\u003cp\u003e2020-2026 GMC Sierra 3500HD Crew Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eWhat material is listed?\u003c\/h3\u003e\n\u003cp\u003eAluminum alloy with a black finish and 6-inch step width.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eWhat components are listed?\u003c\/h3\u003e\n\u003cp\u003eLeft and right running boards, mounting brackets, installation hardware, and instructions.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"4\"\u003e\n\u003ch3\u003eWhat should I verify?\u003c\/h3\u003e\n\u003cp\u003eConfirm model year, Sierra 3500HD series, and Crew Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eShop Related Parts\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e or \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Nerf Bars\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owners and are used only to identify vehicle compatibility. People Auto Parts is an independent aftermarket retailer and is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090285842597,"sku":"196968","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/16914510491820357619.jpg?v=1764035877"},{"product_id":"gmc-sierra-3500hd-regular-cab-2020-2026-black-nerf-bars-6-inch-197195","title":"GMC Sierra 3500HD Regular Cab 2020-2026 Black Nerf Bars 6 inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 103 | 2026-08-12 --\u003e\u003cp\u003e\u003cstrong\u003e2020-2026 GMC Sierra 3500HD Regular Cab black 6-inch running boards\u003c\/strong\u003e are listed for this exact heavy-duty truck and cab.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Details\u003c\/h2\u003e\u003cp\u003eListed for 2020-2026 GMC Sierra 3500HD Regular Cab. Source details: 6-inch step, heavy-duty carbon steel, black finish, non-slip pads.\u003c\/p\u003e\u003ch2\u003eIncluded \u0026amp; Installation\u003c\/h2\u003e\u003cp\u003eSource lists left\/right boards, brackets, installation hardware and instructions; bolt-on installation at factory mounting locations. A one-year limited manufacturer warranty is listed, subject to stated exclusions.\u003c\/p\u003e\u003cdiv data-pap-faq-item=\"1\"\u003e\n\u003ch3\u003eWhich truck is listed?\u003c\/h3\u003e\n\u003cp\u003e2020-2026 GMC Sierra 3500HD Regular Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eIs it universal?\u003c\/h3\u003e\n\u003cp\u003eNo. Verify Sierra 3500HD and Regular Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eWhat is included?\u003c\/h3\u003e\n\u003cp\u003eLeft\/right boards, brackets, listed hardware and instructions.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"4\"\u003e\n\u003ch3\u003eWhat should I verify?\u003c\/h3\u003e\n\u003cp\u003eModel year, Sierra 3500HD series and Regular Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Nerf Bars\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owners and are used only to identify vehicle compatibility. People Auto Parts is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090290954405,"sku":"197195","price":379.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/16990703441690537487.jpg?v=1764035906"},{"product_id":"gmc-sierra-3500hd-double-cab-2020-2026-hex-steps-running-boards-stainless-6-inches-199069","title":"GMC Sierra 3500HD Double Cab 2020-2026 Hex Steps Running Boards Stainless 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 98 | 2026-08-12 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Double Cab 2020-2026 stainless 6-inch hex-step running boards\u003c\/strong\u003e are listed for the Double Cab configuration. Confirm model year, series, and cab before ordering.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2020-2026 GMC Sierra 3500HD Double Cab. Vehicle modifications can affect compatibility.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e6-inch hex-step style\u003c\/li\u003e\n\u003cli\u003eStainless Steel\u003c\/li\u003e\n\u003cli\u003ePolished Stainless Steel finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIncluded Components\u003c\/h2\u003e\u003cp\u003eThe source lists left- and right-side boards, mounting brackets, installation hardware, and instructions.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Warranty\u003c\/h2\u003e\u003cp\u003eThe source describes bolt-on installation using factory mounting locations, about 45-90 minutes with basic hand tools, and a 1-year limited manufacturer warranty for defects under normal use; improper installation, misuse, and modification are excluded.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdiv data-pap-faq-item=\"1\"\u003e\n\u003ch3\u003eWhich vehicle is listed?\u003c\/h3\u003e\n\u003cp\u003e2020-2026 GMC Sierra 3500HD Double Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eWhat style and finish are listed?\u003c\/h3\u003e\n\u003cp\u003ePolished stainless-steel 6-inch hex-step running boards.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eWhat is included?\u003c\/h3\u003e\n\u003cp\u003eLeft and right boards, brackets, installation hardware, and instructions are listed.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"4\"\u003e\n\u003ch3\u003eWhat should I verify?\u003c\/h3\u003e\n\u003cp\u003eConfirm model year, 3500HD series, and Double Cab configuration before installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eShop Related Parts\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e or \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Nerf Bars\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owner. People Auto Parts is an independent aftermarket retailer and is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090600513701,"sku":"199069","price":359.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/D6-SSMAIN_WITHOUTBRACKETS_12138167-aac3-4c64-95f6-458a05cae978.jpg?v=1778476098"},{"product_id":"gmc-sierra-3500hd-double-cab-2020-2026-hex-steps-running-boards-black-6-inches-199073","title":"GMC Sierra 3500HD Double Cab 2020-2026 Hex Steps Running Boards Black 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 98 | 2026-08-12 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Double Cab 2020-2026 black 6-inch hex-step running boards\u003c\/strong\u003e are listed for the Double Cab configuration. Confirm model year, series, and cab before ordering.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2020-2026 GMC Sierra 3500HD Double Cab. Vehicle modifications can affect compatibility.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e6-inch hex-step style\u003c\/li\u003e\n\u003cli\u003eHeavy Duty Carbon Steel\u003c\/li\u003e\n\u003cli\u003eBlack finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIncluded Components\u003c\/h2\u003e\u003cp\u003eThe source lists left- and right-side boards, mounting brackets, installation hardware, and instructions.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Warranty\u003c\/h2\u003e\u003cp\u003eThe source describes bolt-on installation using factory mounting locations, about 45-90 minutes with basic hand tools, and a 1-year limited manufacturer warranty for defects under normal use; improper installation, misuse, and modification are excluded.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdiv data-pap-faq-item=\"1\"\u003e\n\u003ch3\u003eWhich vehicle is listed?\u003c\/h3\u003e\n\u003cp\u003e2020-2026 GMC Sierra 3500HD Double Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eWhat style and finish are listed?\u003c\/h3\u003e\n\u003cp\u003eBlack 6-inch hex-step running boards made from heavy-duty carbon steel.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eWhat is included?\u003c\/h3\u003e\n\u003cp\u003eLeft and right boards, brackets, installation hardware, and instructions are listed.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"4\"\u003e\n\u003ch3\u003eWhat should I verify?\u003c\/h3\u003e\n\u003cp\u003eConfirm model year, 3500HD series, and Double Cab configuration before installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eShop Related Parts\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e or \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Nerf Bars\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owner. People Auto Parts is an independent aftermarket retailer and is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090603528357,"sku":"199073","price":359.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/D6-BLKMAIN_WITHOUTBRACKETS_cc6c3bea-d5c4-4969-a042-13b80bcbd7a8.jpg?v=1778475573"},{"product_id":"gmc-sierra-3500hd-regular-cab-2020-2026-running-boards-hex-step-black-6-inch-199085","title":"GMC Sierra 3500HD Regular Cab 2020-2026 Running Boards Hex Step Black 6 Inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 98 | 2026-08-12 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Regular Cab 2020-2026 black 6-inch hex-step running boards\u003c\/strong\u003e are listed for the Regular Cab configuration. Confirm model year, series, and cab before ordering.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2020-2026 GMC Sierra 3500HD Regular Cab. Vehicle modifications can affect compatibility.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e6-inch hex-step style\u003c\/li\u003e\n\u003cli\u003eHeavy Duty Carbon Steel\u003c\/li\u003e\n\u003cli\u003eBlack finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIncluded Components\u003c\/h2\u003e\u003cp\u003eThe source lists left- and right-side boards, mounting brackets, installation hardware, and instructions.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Warranty\u003c\/h2\u003e\u003cp\u003eThe source describes bolt-on installation using factory mounting locations, about 45-90 minutes with basic hand tools, and a 1-year limited manufacturer warranty for defects under normal use; improper installation, misuse, and modification are excluded.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdiv data-pap-faq-item=\"1\"\u003e\n\u003ch3\u003eWhich vehicle is listed?\u003c\/h3\u003e\n\u003cp\u003e2020-2026 GMC Sierra 3500HD Regular Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eWhat style and finish are listed?\u003c\/h3\u003e\n\u003cp\u003eBlack 6-inch hex-step running boards made from heavy-duty carbon steel.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eWhat is included?\u003c\/h3\u003e\n\u003cp\u003eLeft and right boards, brackets, installation hardware, and instructions are listed.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"4\"\u003e\n\u003ch3\u003eWhat should I verify?\u003c\/h3\u003e\n\u003cp\u003eConfirm model year, 3500HD series, and Regular Cab configuration before installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eShop Related Parts\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/running-boards-nerf-bars\"\u003eRunning Boards \u0026amp; Nerf Bars\u003c\/a\u003e or \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/nerf-bars-6-inch\"\u003e6-Inch Nerf Bars\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eGMC and Sierra are trademarks of their respective owner. People Auto Parts is an independent aftermarket retailer and is not affiliated with or endorsed by the vehicle manufacturer.\u003c\/small\u003e\u003c\/p\u003e","brand":"People Auto Parts","offers":[{"title":"Default Title","offer_id":46090612539557,"sku":"199085","price":339.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/D6-BLKMAIN_WITHOUTBRACKETS_2d32d68f-28da-489f-91e2-dca73efac3e0.jpg?v=1778475523"}],"url":"https:\/\/www.peopleautoparts.com\/collections\/2020-2027-gmc-sierra-3500hd-6-inch-running-boards.oembed","provider":"People Auto Parts","version":"1.0","type":"link"}