PartSmith Co. supplies the (Curved End Metal) Running Board Nerf Bar For 05-21 Nissan Frontier (D40 2nd Gen) [Extended Cab] to drivers, shops and fleets across the USA.
![(Curved End Metal) Running Board Nerf Bar For 05-21 Nissan Frontier (D40 2nd Gen) [Extended Cab]](https://partsmithco.com/wp-content/uploads/2026/07/STEPB-3-053-SS_1.jpg)
Towing components should be matched to the trailer weight rather than the vehicle capacity alone. Check clearance at full suspension travel before final torque.
Stock of the curved end metal is live on this page rather than estimated.
Shops order the curved end 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 curved end metal against it.
Part details
- Category: Running Boards/Steps
- Price: $202.27 with free shipping over $99
- Availability: in stock, dispatched from the USA
Send the old part number or a photo and we will match it against this listing before you commit.
More in this department: Running Boards & Towing · 87″ Chrome/5″ Oval Tube Running Board Nerf Step Bar 10287C For 22+ Toyota Tundra CrewMax Cab (XK70) · 87″ Chrome/6″ Square Body Running Board Nerf Step Bar 66087C For 22+ Toyota Tundra CrewMax Cab (XK70) · full catalog
We ship fast from our own shelves, and tracking reaches your inbox as soon as the carrier receives the parcel.
Before you start the job, the NHTSA vehicle safety hub is worth five minutes.
Before you order
Is fitment guaranteed on this listing?
Share your vehicle details with our team and we cross reference this listing before dispatch. Anything doubtful gets a message from us rather than a shipment.
What are the shipping times?
Your tracking link arrives by email at label creation and stays live until delivery, so you can follow the parcel the whole way.
What if it does not fit?
Report any transit damage with a photo and we will send a replacement or refund you. We handle the carrier claim ourselves.
What happens before my order ships?
Boards and towing gear are verified against your cab and bed configuration before dispatch.

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![(Straight Design Black) Running Board Nerf Bar For Dodge 02-08 Ram 1500/03-09 Ram 2500 3500 [Standard Cab]](https://partsmithco.com/wp-content/uploads/2026/07/XUR-STEPB-4-884-BK-300x300.jpg)
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