This listing covers the 74″ Aluminum Black Nerf Bar Running Board 54074 For 18+ Jeep Wrangler (JL) 4Door, one of the parts our fitment desk checks most often.

Weight ratings separate quality kits from bargain sets that sag after a season. Check clearance at full suspension travel before final torque.
The 74″ aluminum black nerf bar running board listed here is checked against your vehicle before dispatch.
Every 74″ aluminum black nerf bar running board order goes through the same fitment review.
Ordering the 74″ aluminum black nerf bar running board takes a minute and the confirmation reaches you straight away.
Quick specs
- Material: Aluminum
- Finish: Black
- Category: Running Boards/Steps
- Price: $363.56 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.
Explore more: 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
Orders placed before early afternoon usually leave our USA warehouse the same business day, with tracking emailed at label creation.
General guidance on this system is published in the Car Care Council maintenance tips.
Common questions
What do you need to verify fitment?
Our parts team confirms fitment before the box is sealed. Contact us with your vehicle details and we will settle it in advance.
What are the shipping times?
Most orders dispatch within one business day. You receive tracking by email the moment the parcel is handed to the carrier.
What if it does not fit?
If the part does not fit, message our support desk with the order number and we will arrange an exchange or refund. Keep the packaging until the test fit is done.
How do you protect it in transit?
Boards and towing gear are verified against your cab and bed configuration before dispatch.
![(Straight Design Metal) Running Board Nerf Bar For Ford 15+ F-150 / 17+ F-250 F-350 Super Duty [Crew Cab]](https://partsmithco.com/wp-content/uploads/2026/07/STEPB-4-888-SS_1-300x300.jpg)

![(Straight Design Metal) 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-SS-300x300.jpg)
![(Straight Design Metal) Running Board Nerf Bar For 04-14 Ford F-150 (P221 11th, P415 12th Gen) [Extended Cab]](https://partsmithco.com/wp-content/uploads/2026/07/XUR-STEPB-4-885-SS-300x300.jpg)
Reviews
There are no reviews yet.