The (Extruded Trapezoid Metal) Running Board Nerf Bar For 07-18 Silverado Sierra 1500/07-19 2500 3500 HD [Extended Cab] is in stock at PartSmith Co. and ready for dispatch from our USA warehouse.
![(Extruded Trapezoid Metal) Running Board Nerf Bar For 07-18 Silverado Sierra 1500/07-19 2500 3500 HD [Extended Cab]](https://partsmithco.com/wp-content/uploads/2026/07/STEPB-5A-021-SS_1.jpg)
Running boards and towing gear carry real loads, so bracket engineering matters more than tube finish. Rinse mounting points each spring in salt states and touch up coating chips.
Shops order the extruded trapezoid metal from us in volume because the data on the page is accurate.
If your build is unusual, tell us and we will confirm the extruded trapezoid metal against it.
The extruded trapezoid metal ships protected, because a damaged part helps nobody.
Drivers choose the extruded trapezoid metal here for honest specification detail and quick dispatch.
Buyers comparing the extruded trapezoid metal will find the specification detail on this page rather than in a catalog footnote.
The extruded trapezoid metal listed here is checked against your vehicle before dispatch.
Key details
- Category: Running Boards/Steps
- Price: $312.40 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
Running boards give your ride a massive boost when it comes to look and utility. Combining the stylish appearance and rugged looks, these inventive running boards are the ideal way to upgrade your truck or SUV. They are built tough and are highly corrosion resistant. Getting in and out of your vehicle is easy with the large non-skid molded pads that ensure secure footing. No drill installation! These running boards are very easy to install with the brackets fitting right into the existing factory holes. By not having to not drill in to your vehicle, your time and effort is saved by you.
- Material: Aluminum Board / ABS Plastic End Caps & Pads
- Color: Metallic / Black
- Finish: Polished & Powder Coated
- Style: Extruded Trapezoid Board & Pattern Pad
- Measurement: 5″ Oval Tube Diameter (Adjustable Position on Vehicle Forward & Backwards for Better Customization)
- Step Pads: 5″ Wide Slip-Resistant Step Pads
- Loading Capacity: 500LBs Max Capacity
- Built From Durable, Rust-Resistant
- Vehicle Dedicated Fit Steel Mounting Brackets Included
- Vehicle Specific Steel Mounting Brackets Included
- All Necessary Hardware Included for a Complete Installation
- Custom Fit Direct Bolt-on Applications with No Drilling Required (Most Models)
Application:
For 2007-2018 Chevrolet Silverado 1500
For 2007-2019 Chevrolet Silverado 2500 HD
For 2007-2019 Chevrolet Silverado 3500 HD
For 2007-2018 GMC Sierra 1500
For 2007-2019 GMC Sierra 2500 HD
For 2007-2019 GMC Sierra 3500 HD
Remark: Fits Extended Cab Models 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-5A-0021-SS
Not sure it matches your vehicle? Send your VIN or your year, make and model and our fitment desk will confirm before you order.
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Stock levels shown here are live, so what you order is what is on the shelf ready to travel.
A neutral reference for this work is the NHTSA tire safety guide.
Quick answers
How do I know this is the right part?
Our parts team confirms fitment before the box is sealed. Contact us with your vehicle details and we will settle it in advance.
How long does delivery take?
Same business day dispatch applies to orders placed before the early afternoon cutoff, with tracking that updates at every carrier scan.
How do returns work here?
Returns are handled in one reply for most cases. Keep your order confirmation, since it is the only proof of purchase we need.
Is the part inspected before dispatch?
Boards and towing gear are verified against your cab and bed configuration before dispatch.


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