Rust Buster Leaf Spring Frame Repair Kit For 2003-2014 GM Full Size Van RB9003

• Fits 2003-2014 Chevy Express 1500 W/135" Wheelbase (SWB)
• Fits 2003-2014 GMC Savana 1500 W/135" Wheelbase (SWB)
• Caps the Frame at the Forward Leaf Spring mount
• Measures 26" in Length
• Includes Matching OE Holes for a precise fit
• Includes perforations to aid in cutting around Body Mount, Leaf Spring Mount & Rear Fuel Tank Crossmember if not removing or replacing. 
• Includes Class 10.9 Hardware for Hitch if applicable
• Ships with an Oil protective coating to prevent Oxidation during transit
• Welding required
• Protect with Rust Buster Rust Converter Paint RB9917
• Backed by our Lifetime Warranty

Rust Buster frame repair kits are engineered as a safe, proven alternative to full frame replacement—restoring structural integrity without compromising vehicle geometry or OE mounting points. Each section is precision-designed to reinforce known failure areas while integrating seamlessly with the original frame, ensuring proper alignment, predictable installation, and long-term durability. This approach allows you to repair only what’s compromised, reduce downtime and cost, and keep your truck on the road with confidence. Backed by decades of engineering experience, every Rust Buster frame component is built to meet real-world demands and is supported by our Lifetime Warranty.  

Installation Instructions
Dowloadable PDF: RB9003L & RB9003R Instructions