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Westin’s PRO TRAXX 5 Oval Nerf Step Bars for Ford F‑150 SuperCab, part number 21‑53935, combine rugged styling with dependable functionality. Constructed from heavy‑duty 5″ oval steel tubing with 4″ wide injection‑molded polymer step pads, these bars offer a spacious, slip‑resistant platform for safer entry and exit. Featuring factory‑style 30° bends and fully welded domed ends, they deliver a sleek, exposed‑bolt‑free appearance while protecting rocker panels from road debris and scrapes. This bolt‑on design requires no drilling in most installations and comes complete with a mount kit. Backed by Westin’s limited lifetime warranty on stainless versions or 3‑year warranty on black powder‑coat finishes, this product is ideal for drivers seeking both style and strength.
Robust 5″ oval steel tubing with injection‑molded polymer step pads for a secure footprint
30° factory‑style bends with fully welded domed ends—no exposed bolt heads or end caps
Bolt‑on installation with included mounting hardware; no drilling required for most truck applications
Protects rocker panels from damage while enhancing vehicle aesthetics
Available in black powder‑coat finish with matching bracket covers
Provides a wider, more stable stepping surface for easily accessing cab and bed
Enhances the truck’s appearance with clean, seamless styling and matching black finish
Bolt‑on setup saves time, tools, and ensures straightforward installation
Helps avoid costly repairs to rocker panels by guarding against debris and impacts
Peace of mind guaranteed by Westin’s limited warranty: 3 years on powder‑coat steel or lifetime on stainless‑steel versions
Marketing keywords: durable, reliable, stylish upgrade, easy installation, vehicle protection
Size: 5 in (oval) diameter steel tubing
Step pad width: 4 in injection‑molded polymer
Finish: Black powder‑coat on e‑coated mild steel
Weight (approx.): ~53–57 lb per pair (depending on cab size)
Warranty: 3‑year limited warranty for black powder‑coat version
Mounting style: rocker‑panel mount, bolt‑on with included kit
Step pad material: rugged polymer with Westin logo
Installation is considered easy to moderate. This bolt‑on kit typically installs in under one hour for most users without the need for drilling. With all required hardware included and straightforward instructions, even those with basic tools can complete the job quickly and confidently.
Fits the following vehicles (SuperCab configuration):
2015 to 2025 Ford F‑150 SuperCab Pickup
2017 to 2025 Ford F‑250 Super Duty SuperCab Pickup
2017 to 2025 Ford F‑350 Super Duty SuperCab Pickup
2017 to 2025 Ford F‑450 Super Duty Cab & Chassis (Extended Cab)
2017 to 2025 Ford F‑550 Super Duty Cab & Chassis (Extended Cab)
If there are any questions about fitment or to report inaccuracies in this description, contact the MPT Performance experts at (407) 636‑7077 or by email.