The 80″Oval Chrome Nerf Bar Running Board 4280C For 15-17 GMC HD Diesel Extended Cab is ready to ship today, with the paperwork and specs that back it up.

Running boards and towing gear carry real loads, so bracket engineering matters more than tube finish. Use thread lock on bracket bolts, since washboard roads back them out.
Shops order the 80″oval chrome nerf bar running board from us in volume because the data on the page is accurate.
If your build is unusual, tell us and we will confirm the 80″oval chrome nerf bar running board against it.
The 80″oval chrome nerf bar running board ships protected, because a damaged part helps nobody.
Drivers choose the 80″oval chrome nerf bar running board here for honest specification detail and quick dispatch.
Buyers comparing the 80″oval chrome nerf bar running board will find the specification detail on this page rather than in a catalog footnote.
Every 80″oval chrome nerf bar running board order goes through the same fitment review.
The important numbers
- Material: Chrome
- Finish: Chrome
- Category: Running Boards/Steps
- Price: $487.41 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
This additional step comes with high quality gripping platforms to ensure that one does not lose balance when entering their vehicles. Not only will it serve the function of safety and fashion, it will also aid children and adults alike when entering high vehicles. With these running boards, there is no longer the need for ladders or stools to reach the top of you car. This is a great addition to your vehicle and will definitely serve you well, whatever your needs may be.
- Material: High Grade ABS Plastic Blow Molded
- Color: Metallic Board/Black End Cap
- Surface Finish: Chrome Polish
- Style: Straight Board with 45 Degree Bend End
- Cab/Door: Extended Cab
- Loading Capacity: 300LB Each Board
- Running Board Size: 80″ Total Length, 5″ Oval Tube Diameter
- Step Pads: 5″ Wide Slip-Resistant Step Pads
- All Necessary Hardware Included for a Complete Installation
- Built From Durable, Rust-Resistant, UV resistant, no fading or cracking
- 3 Year Warranty , Product are warranted to be free of defects in material and workmanship
Application:
For (May)2015-2017 Chevrolet Silverado 2500 HD Diesel Engine ONLY (Extended Cab)
For (May)2015-2017 Chevrolet Silverado 3500 HD Diesel Engine ONLY (Extended Cab)
For (May)2015-2017 GMC Sierra 2500 HD Diesel Engine ONLY (Extended Cab)
For (May)2015-2017 GMC Sierra 3500 HD Diesel Engine ONLY (Extended Cab)
Remark: Fit Models with Diesel Engine Only
Installation: Dedicate Mounting Bracket, No Drilling
Product Content:
- 1 Pair of Running Board (Left & Right Side) as shown in the Picture above
Come with a Pack of Dedicated Mounting Hardware
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- BFC-RUNB-4280C+BK-3005, RUNB-4280C, BK-3005
Every order gets a fitment review before dispatch, and anything doubtful gets a message rather than a shipment.
Explore more: Running Boards & Towing · 87″ Chrome/6″ Oval Tube Running Board Nerf Step Bar 5987C For 22+ Toyota Tundra CrewMax Cab (XK70) · 87″ Black/6″ Oval Tube Running Board Nerf Step Bar 5987 For 22+ Toyota Tundra CrewMax Cab (XK70) · full catalog
Our warehouse team packs the way they would want their own parts to arrive.
Further reading from a neutral source: the NHTSA tire safety guide.
Questions we get about this part
How do I know this is the right part?
Trim level, engine option and drive type decide most fitment questions. Send those three details or the VIN and we will check them for you.
When will my order dispatch?
Same business day dispatch applies to orders placed before the early afternoon cutoff, with tracking that updates at every carrier scan.
Can I return this part?
If the part does not fit, message our support desk with the order number and we will arrange an exchange or refund. Keep the packaging until the test fit is done.
Is this checked before shipping?
Boards and towing gear are verified against your cab and bed configuration before dispatch.

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