Rust Buster Over-the-Axle Frame Repair Kit For 2003-2014 Toyota 4Runner and FJ Cruiser RB8420L/R

RB8420L
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  • Fits 2003-2009 Toyota 4Runner
  • Fits 2007-2014 Toyota FJ Cruiser
  • Fits both V6 & V8
  • Measures 28" in Length
  • Made from Heavy Duty 11 Gauge Steel
  • CNC bent for precise fit
  • Caps from the Bottom and Covers the Outside of the Frame
  • Cut-out for shock mount reinforcement plate
  • Cut-out for Control Arm Crossmember
  • Includes Bump Stop Bracket
  • Includes hardware for Bump Stop Bracket
  • Pairs well with Rust Buster Rust Paint RB9917
  • Welding Required
  • Ships with an oil protective coating to prevent oxidation during transit
  • Backed by our Lifetime Warranty

If you're a proud owner of a 2003-2009 Toyota 4Runner, you're already familiar with its unparalleled blend of rugged durability, exceptional 4WD capabilities, and a ride quality that rivals many passenger cars. These features, along with its virtually indestructible engines and a hard-wearing interior, ensure your 4Runner retains its value and remains highly sought after. However, the notorious issue of premature and excessive rust can mar this otherwise stellar reputation. That's where Rust Buster Frameworks steps in. We're dedicated to ensuring your 4Runner overcomes this hurdle, helping you maintain its integrity and keep it adventuring on the roads for years to come. Trust us to be the shield against rust, safeguarding your investment and your journeys ahead.

By utilizing the latest in Scanner Solutions and CAD Software Rust Busters crack engineering team is able to capture your specific model truck's frame contours down to the smallest detail. We take a Modern Approach and tailors each frame section to fit your vehicle and application with the unique vision that puts Fitment, Installation Ease and OE compatibility to the top of our priority list. We strive to set ourselves apart from the competition by being better in every area the current market has to offer, with a combined 45 of experience under Rust Busters Engineering staff we are here to put an end to all your rust issues.  Because of this, we back all of our frame pieces with a Lifetime Warranty.


Installation Instructions

Downloadable PDF: RB8420 Installation Instructions.pdf

Inventory Last Updated: May 22, 2024
California Residents: Prop 65 Warning

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