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SKU: SKU: RBRRB7442

Rustbuster 73-91 Chevy K5 Blazer/GMC K5 Jimmy Fuel Tank Crossmember - RB7442

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  • Fits 1973-1991 Chevy K5 Blazer
  • Fits 1973-1991 GMC K5 Jimmy
  • OE Replacement
  • Same Crossmember for Front or Rear 
  • Includes Class 10.9 Hardware for installation
  • Made from Heavy-Duty 11 Gauge Steel
  • Protect with Rust Buster Rust Converter PaintRB9917
  • No Welding required, Bolt-In Installation
  • Ships with Protective oil coating to prevent oxidation during shipping
  • Backed by a Lifetime Warranty

Rust Buster OE Replacement Crossmembers are designed to restore factory strength, alignment, and function where corrosion or damage has compromised critical structural components. Built to match original dimensions, mounting locations, and load paths, each crossmember installs as a true OE-style replacement—ensuring proper drivetrain, suspension, and body support without altering vehicle geometry. This makes them a safe, dependable solution for structural repairs, whether addressing localized rust or supporting larger frame restorations. Manufactured from heavy-gauge steel and backed by our Lifetime Warranty, Rust Buster crossmembers deliver long-term reliability you can trust.


Installation Instructions
Downloadable PDF: RB7442 Installation Instructions.pdf 

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