Rust Buster Forward Fuel Tank Crossmember For 2007-2013 GM 1500 Regular Cab RB7389

RB7389
  • Unit price per 
Shipping calculated at checkout.


  • Fits 2007-2013 Chevy Silverado
  • Fits 2007-2013 GMC Sierra
  • Fits Regular Cab only, if you have an Ext Cab or Crew Cab, see RB7339
  • Made from Heavy Duty 11 gauge Steel
  • Includes Evap Canister Bracket
  • Includes Class 10.9 Hardware for Fuel Tank Strap
  • Protect with Rust Buster Rust Converter Paint RB9917
  • Welding required 
  • Ships with an oil protective coating to prevent oxidation during transit
  • Backed by our Lifetime Warranty

Rust Buster crossmembers are engineered as a direct-fit solution for restoring structural support and drivetrain mounting points compromised by rust and corrosion, without altering factory geometry or critical clearances. Designed to replace high-failure areas like transmission and fuel tank crossmembers, each unit is precision-formed to integrate with the original frame, ensuring proper alignment, secure mounting, and long-term durability. We also include any hardware that is needed for the install, unlike our competitors. By replacing only what’s compromised, you maintain structural integrity, reduce repair time and cost, and keep your vehicle performing as intended. Built from heavy-duty materials and proven in real-world conditions, Rust Buster crossmembers are an exact fit, OE Spec solution backed by our Lifetime Warranty.


Installation Instructions
Dowloadable PDF: RB7389 Installation Instructions

Inventory Last Updated: Sep 27, 2026
California Residents: Prop 65 Warning