GMC Sierra 3500HD Double Cab 2020-2025 Black Nerf Bars 7 inch
This is aftermarket part, not OEM or OE.
Need fitment help? Call us before ordering.
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2020-2025 GMC Sierra 3500HD Double Cab black 7-inch running boards are listed for this exact truck and cab configuration. Confirm model year, Sierra 3500HD series, and Double Cab before ordering.
Fitment & Product Details
Listed application: 2020-2025 GMC Sierra 3500HD Double Cab. The source does not present this listing for other cab styles or model years.
- 7-inch step width
- Heavy-duty carbon steel
- Black finish
- Non-slip step pads
Included Components
The source lists left and right running boards, mounting brackets, installation hardware, and instructions.
Installation & Warranty
The source identifies bolt-on installation at factory mounting locations. Review the instructions and inspect the vehicle before starting. The listing includes a one-year limited manufacturer warranty for defects in materials and workmanship under normal use, subject to stated exclusions.
Frequently Asked Questions
Which truck is listed?
2020-2025 GMC Sierra 3500HD Double Cab.
Is this a universal running board?
No. The source lists this exact truck and cab configuration and does not present it for other cab styles or model years.
What components are listed?
Left and right running boards, mounting brackets, installation hardware, and instructions.
What should I verify?
Confirm model year, Sierra 3500HD series, and Double Cab.
Shop Related Parts
2020-2027 GMC Sierra 3500HD Running Boards or Running Boards & Nerf Bars.
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