Chassis Components› Chassis and Frame Components

Rustbuster Frameworks

Rustbuster Middle Frame Crossmember

$429.99

SKU: R027 RB7381

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In Stock
Ships by Jun 7
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Non-Returnable Item
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Description

The Rust Buster Mid Frame Crossmember RB7381 is a heavy-duty 11 gauge steel replacement part, 38.25 inches in length. It replaces the OEM mid-frame crossmember to the rear of the transmission crossmember on 2007-2019 Chevrolet Silverado 1500 and GMC Sierra 1500 models, fitting all bed and cab configurations. Welding is required for installation, and it is backed by a lifetime warranty.

Fitment

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Specifications

BrandRustbuster Frameworks
Part NumberR027 RB7381

Videos

RB7338L & RB7338R - 2007- 2013 Chevy/GMC Silverado/Sierra Center Frame Section Installation Guide

RB7338L & RB7338R - 2007- 2013 Chevy/GMC Silverado/Sierra Center Frame Section 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.

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