The (Round Drop Black) Running Board Nerf Bar For 07-18 Silverado Sierra 1500/07-19 2500 3500 HD [Extended Cab] is available now, with fitment data on the page and a team behind it.
![(Round Drop Black) 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-ZTL-8120_1-2.jpg)
Cab and bed configuration decide fitment, and a crew cab part will not serve an extended cab. Check clearance at full suspension travel before final torque.
Shops order the round drop black from us in volume because the data on the page is accurate.
If your build is unusual, tell us and we will confirm the round drop black against it.
The round drop black ships protected, because a damaged part helps nobody.
Drivers choose the round drop black here for honest specification detail and quick dispatch.
Buyers comparing the round drop black will find the specification detail on this page rather than in a catalog footnote.
The round drop black listed here is checked against your vehicle before dispatch.
Quick specs
- Finish: Black
- Category: Running Boards/Steps
- Price: $274.01 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: Mild Steel
- Color: Black
- Finish: Textured Matte
- Style: Round Bar Drop Step
- Measurement: 80″ Total Length, 3″ Round Tube Diameter
- Step Pads: 4.35″ 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
Does Not Fit Diesel Models Equipped with DEF Tank
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-Z-8120
Give us the VIN and we will check trim, engine option and drive type, the three details that break fitment.
Also worth a look: Running Boards & Towing · 87″ Chrome/6″ Square Body Running Board Nerf Step Bar 66087C For 22+ Toyota Tundra CrewMax Cab (XK70) · 87″ Black/6″ Square Body Running Board Nerf Step Bar 66087 For 22+ Toyota Tundra CrewMax Cab (XK70) · full catalog
Finished surfaces are wrapped and hardware is bagged, so the part arrives ready to install.
For neutral background on this kind of maintenance, see the NHTSA tire safety guide.
Common questions
Is fitment guaranteed on this listing?
The application text on this page lists what the part serves. If your vehicle is not clearly covered, send the VIN and we will rule on it before you pay.
What are the shipping times?
Dispatch is normally the same or next business day, and heavy items travel on freight with a booked delivery window.
Is there a warranty on this?
Contact support before removing or returning anything, so the right process starts on the first message and nothing is voided by accident.
Is this checked before shipping?
We confirm cab configuration and bracket completeness before these orders ship.
![(Straight Design Black) Running Board Nerf Bar For 99-19 Silverado/Sierra [Standard Cab]](https://partsmithco.com/wp-content/uploads/2026/07/XUR-STEPB-4-883-BK-1-300x300.jpg)

![(Straight Design Metal) Running Board Nerf Bar For 15+ Ford F-150/17+ F-250 F-350 Super Duty [Extended Cab]](https://partsmithco.com/wp-content/uploads/2026/07/STEPB-4-887-SS_1-300x300.jpg)
![(Straight Design Black) Running Board Nerf Bar For 15+ Ford F-150/17+ F-250 F-350 Super Duty [Extended Cab]](https://partsmithco.com/wp-content/uploads/2026/07/STEPB-4-887-BK_1-300x300.jpg)
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