Westin PRO TRAXX 4 Replacement Service Kit with 24in pad (5 stud) - Black is the exact Westin nerf bars identified by manufacturer part number 21-20001-5. Use the exact part number, listed application, dimensions, finish, and mounting requirements to confirm compatibility before ordering.
Key Features
- The 24-inch pad fits front or rear positions on trucks including Ford Super Duty F-250/F-350 2020-2024, Chevrolet Silverado 1500 2019-2023, and Ram 1500 2019-2023.
- Non-slip polymer plastic construction delivers reliable traction while matching the original black finish for a factory-fresh appearance.
Fitment
This item is selected by exact dimensions, mounting location, and compatible equipment rather than broad year-make-model tags. Confirm the complete application before ordering.
Specifications
| Brand | Westin |
|---|---|
| Manufacturer Part Number | 21-20001-5 |
| SKU | WES21-20001-5 |
| UPC | 707742080504 |
| Product Type | Nerf Bars |
| Fitment Type | Universal |
| Catalog Status | Manufacturer Catalog Verified |
| Condition | New |
What's Included
One new Westin nerf bars identified by manufacturer part number 21-20001-5, plus only the hardware expressly included by Westin for this exact part number.
About Westin
Westin develops truck, SUV, Jeep, and automotive exterior accessories with application-specific designs and exact part-number configurations.
Related Westin Products
- Shop all Westin products
- Westin 04-13 Chevy Silverado 1500 Crew Cab 2004-2013 HDX Drop Nerf Step Bars - Textured Black
- Westin 05-19 Toyota Tacoma Double Cab Outlaw Nerf Step Bars
- Westin 05-22 Toyota Tacoma Double Cab Outlaw Drop Nerf Step Bars - Black
Frequently Asked Questions
Will Westin 21-20001-5 fit my vehicle?
This item is selected by exact dimensions, mounting location, and compatible equipment rather than broad year-make-model tags. Confirm the complete application before ordering.
What should I verify before ordering?
Verify the exact part number, year, make, model, body or bed configuration, mounting location, finish, dimensions, factory-equipment requirements, and exclusions.
What is included with this product?
The package includes the exact Westin product and only the hardware Westin specifies for part number 21-20001-5. Related accessories are sold separately unless expressly listed.
Installation
Follow Westin's current instructions for part number 21-20001-5. Test-fit all components, protect painted surfaces, and confirm torque values and electrical connections before final assembly.
Exterior Parts & Accessories
Shop exterior parts and accessories for cars, trucks, Jeeps, and SUVs at Black Ops Auto Works. Explore carbon-fiber hoods, front lips, splitters, spoilers, diffusers, fender flares, truck steps, bed accessories, and exterior trim. Whether you are updating a performance vehicle’s appearance or adding everyday utility to a pickup, choose components matched to your exact vehicle and existing equipment. Carbon-Fiber Hoods and Body Panels Explore Black Ops Auto Works hood designs and selected replacement panels for Jeep Grand Cherokee, Dodge Charger, Dodge Durango, Chrysler 300, and other listed applications. Featured designs include Demon, Sniper, Redeye, and CFR options for supported vehicle configurations. Compare the construction, finish, mounting requirements, and supplied components on each listing. A carbon-fiber appearance does not establish that every product uses the same material or manufacturing method. Browse our Black Ops Carbon Fiber collection for focused shopping. Front ...
View Exterior Parts & Accessories Products
Nerf Bars
Shop nerf bars, oval steps and drop-step packages at Black Ops Auto Works. Compare Westin, Lund, RealTruck Traxio, N-Fab, Rugged Ridge and other listed references for the exact cab or body. Choose the entry height and step shape you want, then match the mounting system, finish and clearance.Round, Oval and Cab-Length StepsWestin E-Series, PRO TRAXX and R5/R7 references, Lund bars and RealTruck Traxio 3-, 4- and 5-inch designs offer different step shapes and profiles. Compare the actual step surface and mounting position rather than treating a tube diameter as the entire stepping area.Traxio and other packages distinguish CrewMax, Double Cab, SuperCrew, SuperCab, Quad Cab and other bodies. Jeep Wrangler JL two-door, JLU four-door and Gladiator also need their own application. Similar vehicle names do not establish equal length or mounting points.Drop Steps and Vehicle Entry HeightWestin Outlaw/HDX and N-Fab Predator Pro references place the stepping area differently from a convention...
View Nerf Bars Products
Nerf Bars & Running Boards
Shop nerf bars, running boards, powered steps, cargo-access steps and replacement hardware at Black Ops Auto Works. Compare AMP Research, Westin, Go Rhino, N-Fab, Lund, RealTruck and other listed options. Choose easier cab entry, bed access or a repair to an existing system before comparing width, drop and finish.Fixed Nerf Bars and Running BoardsRound/oval nerf bars, RealTruck Growler Sport boards, Go Rhino Dominator steps and Westin/N-Fab drop designs provide different stepping surfaces and positions. Compare where each door’s step sits and the actual access height.Cab-length and wheel-to-wheel designs have different coverage. Wheel-to-wheel is not restricted to regular-cab trucks: the listed N-Fab Tacoma Double Cab five-foot-bed reference illustrates why both cab and bed details can matter.Powered Steps and Vehicle IntegrationAMP Research PowerStep references and other powered packages use their specified deployment, mounting and control arrangements. Compare supported vehicle eq...
View Nerf Bars & Running Boards Products
Westin
Shop Westin truck, Jeep and SUV accessories at Black Ops Auto Works. Compare bed toppers and tonneau covers, Mesa roof racks, running boards and grille guards, then review Adventure Mount components for the way you use your vehicle.Bed Toppers and Tonneau CoversEXP truck-cap and aluminum-topper references distinguish model, cab and bed dimensions. Many listed Box 1 toppers explicitly require a matching Box 2 reference. Tonneau choices include soft or hard tri-fold and manual or electric retractable formats, with specific RamBox, body-style or cargo-system conditions.Steps, Racks and Exterior AccessoriesCompare Outlaw running boards, HDX steps or grille guards and Mesa racks within exact vehicle and mounting coverage. Cab style matters for step length and brackets; roof equipment and rack accessories have their own application and load requirements. Review sensors, lighting and existing accessories with the installation plan.Adventure Mounts and Service PiecesAdventure Mount bases id...
View Westin Products


