Rust Buster Rear Forward Leaf Spring Mount For 2001-2010 GM HD Pickups RB7846

RB7846L
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  • Fits 2001-2010 Chevy Silverado 2500HD 
  • Fits 2001-2010 Chevy Silverado 3500HD 
  • Fits 2001-2010 GMC Sierra 2500HD 
  • Fits 2001-2010 GMC Sierra 3500HD 
  • Fits Trucks with 8Ft beds only
  • If you have a 6.5Ft Bed, see RB7848
  • Built to OE Specs
  • Replaces GM Part Number(s) 15004157,15753435 & 15753436
  • Replaces the Factory Forward Spring Mount
  • Made from Heavy-Duty 7 Gauge Steel (3/16")
  • Replaces Rivets with Class 10.9 Hardware
  • Includes Spring Eye Bolt
  • 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 leaf spring and control arm mounts are engineered as a direct-fit solution for restoring critical suspension attachment points compromised by rust and structural fatigue, without altering factory geometry or alignment. Designed to reinforce high-load areas where failure is common, each mount is precision-formed to integrate seamlessly with the original frame, ensuring proper suspension positioning, secure attachment, and long-term durability. By replacing only what’s compromised, you maintain ride quality, handling, and safety while avoiding unnecessary full-frame repairs. Built from heavy-duty materials and designed for real-world conditions, Rust Buster mounts deliver a dependable, OE-respecting solution backed by our Lifetime Warranty.


Installation Instructions

Dowloadable PDF: RB7846L & RB7846R Instructions

Inventory Last Updated: May 24, 2026
California Residents: Prop 65 Warning