2017-2021 FORD F-250 F-350 SUPER D

Step up to your cab with confidence using the Big Country Truck Accessories 4" WIDESIDER Platinum Side Bars Kit (MPN 394269870) — a complete bar-and-bracket set that adds a wide, sure footing along the rocker panels. It's a direct-fit application for the 2015-2025 Ford F-150, 2017-2025 Ford F-250 Super Duty, and 2017-2025 Ford F-350 Super Duty; see the Buyer's Guide tab for the full engine and cab-configuration details.

This Platinum kit ships as bars plus application-specific mounting brackets, so you get the pieces needed for a bolt-on, no-drill installation on most applications. The channel-mount design is engineered to work with all WIDESIDER bracket kits.

• 4" WIDESIDER Platinum bars: wide stepping surface finished in a textured black powder coat.
• SuperGrippy step pads: textured pads help provide sure footing when climbing in and out.
• Composite end caps: finish the ends of each bar.
• Application-specific brackets included: channel-mount hardware for a bolt-on, no-drill install on most applications.

Backed by a 5-year warranty. Bar lengths are available for most trucks, along with regular, extended, and crew cab pickups plus SUVs and CUVs across the WIDESIDER line.