The (Curved End Black) Running Board Nerf Bar For 07-21 Toyota Tundra (XK50 2nd Gen) [Extended Cab] arrives packed properly, checked against your vehicle and tracked from our door.
![(Curved End 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-3-043-BK.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.
Every curved end black order goes through the same fitment review.
Ordering the curved end black takes a minute and the confirmation reaches you straight away.
Our team knows the curved end black well, so ask if anything about the specification is unclear.
At a glance
- Finish: Black
- Category: Running Boards/Steps
- Price: $207.24 with free shipping over $99
- Availability: in stock, dispatched from the USA
When two options look similar, our parts team will tell you which one your vehicle actually takes.
Keep shopping: Running Boards & Towing · 87″ Black/6″ Square Body Running Board Nerf Step Bar 66087 For 22+ Toyota Tundra CrewMax Cab (XK70) · 87″ Chrome/6″ Square Body Running Board Nerf Step Bar 63087C For 22+ Toyota Tundra CrewMax Cab (XK70) · full catalog
Our warehouse team packs the way they would want their own parts to arrive.
Before you start the job, the NHTSA vehicle safety hub is worth five minutes.
Before you order
How do I know this is the right part?
Send your VIN or your year, make and model and our fitment desk confirms the part against manufacturer data before it ships. The check is free and usually answered the same business day.
How quickly can I get this?
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?
A straightforward returns window applies from delivery. Keep the original packaging until you have test fitted the part and contact support for a fast exchange or refund.
How do you verify this part?
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 Black) Running Board Nerf Bar For 99-14 Chevrolet Silverado/GMC Sierra GMT800 GMT900 [Crew Cab]](https://partsmithco.com/wp-content/uploads/2026/07/XUR-STEPB-4-886-BK-300x300.jpg)
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