Order the (Step-Down Black) Running Board Nerf Bar For 07-21 Toyota Tundra (XK50 2nd Gen) [Extended Cab] from a parts team that verifies fitment before anything leaves the building.
![(Step-Down Black) Running Board Nerf Bar For 07-21 Toyota Tundra (XK50 2nd Gen) [Extended Cab]](https://partsmithco.com/wp-content/uploads/2026/07/XUR-STEPB-G222-013.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.
Drivers choose the step-down black here for honest specification detail and quick dispatch.
Buyers comparing the step-down black will find the specification detail on this page rather than in a catalog footnote.
The step-down black listed here is checked against your vehicle before dispatch.
What you are buying
- Finish: Black
- Category: Running Boards/Steps
- Price: $356.05 with free shipping over $99
- Availability: in stock, dispatched from the USA
Our fitment desk exists precisely for the listings where the specification is easy to misread.
Continue browsing: 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
Parcels leave our USA warehouse promptly and arrive protected, because packaging failures are returns waiting to happen.
When you want a second opinion that is not a parts store, read the NHTSA vehicle safety hub.
Common questions
Will this part fit my vehicle?
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.
How fast does this ship?
Same business day dispatch applies to orders placed before the early afternoon cutoff, with tracking that updates at every carrier scan.
Is there a warranty on this?
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.
![(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 99-19 Silverado/Sierra [Standard Cab]](https://partsmithco.com/wp-content/uploads/2026/07/XUR-STEPB-4-883-SS-300x300.jpg)
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