Exterior Components› Running Boards, Truck Steps and Components

Big Country

2020-2021 GMC SIERRA 2500HD, 3500HD

$322.54

SKU: B086 394401876

In Stock
In Stock
Ships by Jun 10
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Big Country 394401876 Widesider Platinum Series running boards are constructed of T-304 polished stainless steel and feature a 4-inch oval tube with recessed step areas for a clean look and secure footing. This complete kit includes both the side bars and custom-fit mounting brackets for the 2004-2008 Ford F-150 SuperCab.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandBig Country
Part NumberB086 394401876

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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