Chassis Components› Crossmembers

Rustbuster Frameworks

Rustbuster 1999-2006 Chevy Silverado 1500 Rear Frame Crossmember

$199.99

SKU: R027 RB7331

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $100
Non-Returnable Item

Description

Part #: RB7331

MIA's Description

The Rust Buster RB7331 is a rear frame crossmember designed for 1999-2013 Chevrolet Silverado 1500 and GMC Sierra 1500 models. It addresses the common issue of frame rust, which can affect handling and damage surrounding components like coils, suspension struts, and shock towers. This crossmember is CNC bent and robotically welded for a precise fit and constructed from heavy-duty 11-gauge steel.

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

BrandRustbuster Frameworks
Part NumberR027 RB7331

Videos

RB7100 - 95-04 Tacoma Rear Frame Stiffeners Installation Guide

RB7100 - 95-04 Tacoma Rear Frame Stiffeners Installation Guide

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.

View Full Return Policy