{"title":"2007-2014 GMC Sierra 3500HD Extended Cab 6-Inch Running Boards","description":"\u003cp\u003eShop 6-inch running boards and nerf bars for listed 2007-2014 GMC Sierra 3500HD Extended Cab applications. This collection is narrowed to current in-stock products listed for the Sierra 3500HD, Extended Cab configuration, and a 6-inch step or board style. Confirm the exact supported model years on the individual product page before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment first:\u003c\/strong\u003e Extended Cab, Crew Cab, and Regular Cab applications are not interchangeable. Verify the exact cab, supported years, dimensions, brackets, package contents, and exclusions before checkout.\u003c\/p\u003e\u003ch2\u003eRelated running-board collections\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/2007-2014-gmc-sierra-3500hd-6-inch-running-boards\"\u003e2007-2014 GMC Sierra 3500HD 6-Inch Running Boards\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\u003cli\u003e\u003ca href=\"\/collections\/running-boards-nerf-bars\"\u003eAll Running Boards \u0026amp; Nerf Bars\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWill every item fit every 2007-2014 Sierra 3500HD Extended Cab?\u003c\/h3\u003e\u003cp\u003eNo. Current listings can support different portions of the 2007-2014 range. Confirm the exact supported years on the individual product page.\u003c\/p\u003e\u003ch3\u003eDoes 6-inch establish fitment?\u003c\/h3\u003e\u003cp\u003eNo. The 6-inch description refers to the listed step or board style. Exact model, year, cab configuration, brackets, and exclusions still matter.\u003c\/p\u003e\u003ch3\u003eAre these genuine GMC OEM parts?\u003c\/h3\u003e\u003cp\u003eUnless an individual product page explicitly states otherwise, these are aftermarket parts selected for the listed applications.\u003c\/p\u003e\u003ch3\u003eWhat should I verify before ordering?\u003c\/h3\u003e\u003cp\u003eConfirm the exact year, Sierra 3500HD model, Extended Cab configuration, dimensions, finish, included brackets or hardware, and product-page exclusions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAftermarket trademark disclaimer:\u003c\/strong\u003e People Auto Parts is not affiliated with or endorsed by General Motors or GMC. GMC and Sierra names are used only to identify compatibility. Unless a product page explicitly states otherwise, items in this collection are aftermarket parts and are not genuine OEM components.\u003c\/p\u003e","products":[{"product_id":"gmc-sierra-3500hd-extended-cab-2007-2013-running-boards-black-6-inches-142137","title":"GMC Sierra 3500HD Extended Cab 2007-2013 Running Boards Black 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 18 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Extended Cab 2007-2013\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 Extended Cab 2007-2013\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 Fits 3500HD Extended Cab models only.\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 Extended Cab 2007-2013.\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\u003eFits 3500HD Extended Cab models only.\u003c\/p\u003e\u003ch2\u003eShop More for Your GMC Sierra 3500HD\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/gmc-sierra-3500hd-2007-2014-parts-accessories\"\u003eGMC Sierra 3500HD Parts \u0026amp; Accessories\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/2007-2014-gmc-sierra-3500hd-extended-cab-running-boards-nerf-bars\"\u003eGMC Sierra 3500HD Extended Cab Running Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"3\" href=\"\/collections\/2007-2014-gmc-sierra-3500hd-6-inch-running-boards\"\u003eGMC Sierra 3500HD 6-Inch Running Boards\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":46090198778021,"sku":"142137","price":319.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/H6-BLK-1_6c86a16d-af95-4f3d-a9bd-3df8e0763eb8.jpg?v=1776774905"},{"product_id":"gmc-sierra-3500hd-extended-cab-2007-2013-running-boards-stainless-6-inches-142149","title":"GMC Sierra 3500HD Extended Cab 2007-2013 Running Boards Stainless 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 18 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Extended Cab 2007-2013\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 Extended Cab 2007-2013\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 Fits 3500HD Extended Cab models only.\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 Extended Cab 2007-2013.\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\u003eFits 3500HD Extended Cab models only.\u003c\/p\u003e\u003ch2\u003eShop More for Your GMC Sierra 3500HD\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/gmc-sierra-3500hd-2007-2014-parts-accessories\"\u003eGMC Sierra 3500HD Parts \u0026amp; Accessories\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/2007-2014-gmc-sierra-3500hd-extended-cab-running-boards-nerf-bars\"\u003eGMC Sierra 3500HD Extended Cab Running Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"3\" href=\"\/collections\/2007-2014-gmc-sierra-3500hd-6-inch-running-boards\"\u003eGMC Sierra 3500HD 6-Inch Running Boards\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":46090199236773,"sku":"142149","price":319.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/H6-SS-1_b47ae7eb-59c5-4ee0-97e7-a59d90e7b637.jpg?v=1776774771"},{"product_id":"gmc-sierra-3500hd-extended-cab-2007-2014-new-running-boards-stainless-6-inches-175894","title":"GMC Sierra 3500HD Extended Cab 2007-2014 New Running Boards Stainless 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 21 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Extended Cab 2007-2014\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 Extended Cab 2007-2014\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 Fits 3500HD Extended Cab models only.\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 Extended Cab 2007-2014.\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\u003eFits 3500HD Extended Cab models only.\u003c\/p\u003e\u003ch2\u003eShop More for Your GMC Sierra 3500HD\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/gmc-sierra-3500hd-2007-2014-parts-accessories\"\u003e2007-2014 GMC Sierra 3500HD Parts \u0026amp; Accessories\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/2007-2014-gmc-sierra-3500hd-extended-cab-running-boards-nerf-bars\"\u003e2007-2014 GMC Sierra 3500HD Extended Cab Running Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"3\" href=\"\/collections\/2007-2014-gmc-sierra-3500hd-6-inch-running-boards\"\u003e2007-2014 GMC Sierra 3500HD 6-Inch Running Boards\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":46090208772261,"sku":"175894","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/S6-SSMAIN_WITHOUTBRACKETS_bbe99ac2-64a1-43ff-8a51-8a7cd2ec69df.jpg?v=1778551583"},{"product_id":"gmc-sierra-3500hd-extended-cab-2007-2014-new-running-boards-black-6-inches-175992","title":"GMC Sierra 3500HD Extended Cab 2007-2014 New Running Boards Black 6 Inches","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 22 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Extended Cab 2007-2014\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 Extended Cab 2007-2014\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 Fits 3500HD Extended Cab models only.\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 Extended Cab 2007-2014.\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\u003eFits 3500HD Extended Cab models only.\u003c\/p\u003e\u003ch2\u003eShop More for Your GMC Sierra 3500HD\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/gmc-sierra-3500hd-2007-2014-parts-accessories\"\u003e2007-2014 GMC Sierra 3500HD Parts \u0026amp; Accessories\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/2007-2014-gmc-sierra-3500hd-extended-cab-running-boards-nerf-bars\"\u003e2007-2014 GMC Sierra 3500HD Extended Cab Running Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"3\" href=\"\/collections\/2007-2014-gmc-sierra-3500hd-6-inch-running-boards\"\u003e2007-2014 GMC Sierra 3500HD 6-Inch Running Boards\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":46090210312357,"sku":"175992","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/S6-BLKMAIN_WITHOUTBRACKETS_7b9b8c39-8e58-4dce-9567-4d1c66d4643c.jpg?v=1778551137"},{"product_id":"gmc-sierra-3500hd-extended-cab-2007-2014-running-boards-step-stainless-6-inch-176167","title":"GMC Sierra 3500HD Extended Cab 2007-2014 Running Boards Step Stainless 6 Inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 22 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Extended Cab 2007-2014\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 Extended Cab 2007-2014\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 Fits 3500HD Extended Cab models only.\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 Extended Cab 2007-2014.\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\u003eFits 3500HD Extended Cab models only.\u003c\/p\u003e\u003ch2\u003eShop More for Your GMC Sierra 3500HD\u003c\/h2\u003e\u003cp\u003e\u003ca data-pap-internal-link=\"1\" href=\"\/collections\/gmc-sierra-3500hd-2007-2014-parts-accessories\"\u003e2007-2014 GMC Sierra 3500HD Parts \u0026amp; Accessories\u003c\/a\u003e | \u003ca data-pap-internal-link=\"2\" href=\"\/collections\/2007-2014-gmc-sierra-3500hd-extended-cab-running-boards-nerf-bars\"\u003e2007-2014 GMC Sierra 3500HD Extended Cab Running Boards \u0026amp; Nerf Bars\u003c\/a\u003e | \u003ca data-pap-internal-link=\"3\" href=\"\/collections\/2007-2014-gmc-sierra-3500hd-6-inch-running-boards\"\u003e2007-2014 GMC Sierra 3500HD 6-Inch Running Boards\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":46090210869413,"sku":"176167","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/0-V6-SS_4c35d080-d4d7-495b-968b-d0755eb2ce90.jpg?v=1778470306"},{"product_id":"gmc-sierra-3500hd-extended-cab-2007-2014-running-boards-step-black-6-inch-184696","title":"GMC Sierra 3500HD Extended Cab 2007-2014 Running Boards Step Black 6 Inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT 2026-08-02 BATCH 26 --\u003e\u003cp\u003e\u003cstrong\u003eGMC Sierra 3500HD Extended Cab 2007-2014\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 Extended Cab 2007-2014\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 Extended Cab models only.\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 Extended Cab 2007-2014.\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 Extended Cab models only.\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":46090224533669,"sku":"184696","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/0-V6-BLK_c5abbf98-684b-4b40-b539-c4a7890c831c.jpg?v=1778153095"},{"product_id":"gmc-sierra-3500hd-extended-cab-2007-2014-black-aluminum-nerf-bars-6-inch-196892","title":"GMC Sierra 3500HD Extended Cab 2007-2014 Black Aluminum Nerf Bars 6 inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 105 | 2026-08-12 --\u003e\u003cp\u003e\u003cstrong\u003e2007-2014 GMC Sierra 3500HD Extended Cab black aluminum 6-inch nerf bars\u003c\/strong\u003e are listed for this exact truck configuration. Confirm model year, Sierra 3500HD series, and Extended Cab before ordering; other Sierra series or cab configurations are not confirmed here.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Product Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2007-2014 GMC Sierra 3500HD Extended Cab.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e6-inch width\u003c\/li\u003e\n\u003cli\u003eBlack finish\u003c\/li\u003e\n\u003cli\u003eAluminum 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 Extended 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\u003e2007-2014 GMC Sierra 3500HD Extended 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 an Extended Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"3\"\u003e\n\u003ch3\u003eWhat step configuration is identified?\u003c\/h3\u003e\n\u003cp\u003eBlack aluminum nerf bars 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":46090282860709,"sku":"196892","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/1691107823854693280.jpg?v=1764035840"},{"product_id":"gmc-sierra-3500hd-extended-cab-2007-2014-black-running-boards-6-inch-197700","title":"GMC Sierra 3500HD Extended Cab 2007-2014 Black Running Boards 6 inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 101 | 2026-08-12 --\u003e\u003cp\u003e\u003cstrong\u003e2007-2014 GMC Sierra 3500HD Extended Cab black 6-inch running boards\u003c\/strong\u003e are listed for the exact Extended Cab configuration. Confirm model year, Sierra 3500HD series, and cab before ordering.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Product Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2007-2014 GMC Sierra 3500HD Extended Cab.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e6-inch running-board side-step style\u003c\/li\u003e\n\u003cli\u003eHeavy Duty Carbon Steel\u003c\/li\u003e\n\u003cli\u003eBlack 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 at factory mounting locations. Review the supplied instructions and inspect the vehicle before starting; basic hand tools may be required, and modified vehicles may need additional review. The listing includes a 1-year limited manufacturer warranty for defects in materials and workmanship 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 truck is listed?\u003c\/h3\u003e\n\u003cp\u003e2007-2014 GMC Sierra 3500HD Extended Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eWhat size and finish are listed?\u003c\/h3\u003e\n\u003cp\u003e6-inch black 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 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 before ordering?\u003c\/h3\u003e\n\u003cp\u003eConfirm the model year, Sierra 3500HD series, and Extended Cab configuration.\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":46090312188069,"sku":"197700","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/17151197661326463601.jpg?v=1764036026"},{"product_id":"gmc-sierra-3500hd-extended-cab-2007-2014-stainless-steel-running-boards-6-inch-197712","title":"GMC Sierra 3500HD Extended Cab 2007-2014 Stainless Steel Running Boards 6 inch","description":"\u003c!-- PAP PRODUCT SEO SPRINT | BATCH 101 | 2026-08-12 --\u003e\u003cp\u003e\u003cstrong\u003e2007-2014 GMC Sierra 3500HD Extended Cab polished stainless 6-inch running boards\u003c\/strong\u003e are listed for the exact Extended Cab configuration. Confirm model year, Sierra 3500HD series, and cab before ordering.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Product Details\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eListed application:\u003c\/strong\u003e 2007-2014 GMC Sierra 3500HD Extended Cab.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e6-inch running-board side-step style\u003c\/li\u003e\n\u003cli\u003eStainless Steel\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 at factory mounting locations. Review the supplied instructions and inspect the vehicle before starting; basic hand tools may be required, and modified vehicles may need additional review. The listing includes a 1-year limited manufacturer warranty for defects in materials and workmanship 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 truck is listed?\u003c\/h3\u003e\n\u003cp\u003e2007-2014 GMC Sierra 3500HD Extended Cab.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv data-pap-faq-item=\"2\"\u003e\n\u003ch3\u003eWhat size and finish are listed?\u003c\/h3\u003e\n\u003cp\u003e6-inch polished stainless-steel running boards.\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 before ordering?\u003c\/h3\u003e\n\u003cp\u003eConfirm the model year, Sierra 3500HD series, and Extended Cab configuration.\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":46090312876197,"sku":"197712","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/4967\/7733\/files\/17151199251675816322.jpg?v=1764036027"}],"url":"https:\/\/www.peopleautoparts.com\/collections\/2007-2014-gmc-sierra-3500hd-extended-cab-6-inch-running-boards.oembed","provider":"People Auto Parts","version":"1.0","type":"link"}