Rust Buster Core Support Mount For 2003-2005 Dodge Ram 2500 RB7916

RB7916L
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  • Fits 2003-2005 Ram 2500
  • Fits 2003-2005 Ram 3500 
  • Built to OE Spec
  • Replaces the Factory Front Core Support Body Mounts
  • Made with Heavy Duty 11 Gauge Steel
  • 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 cab and bed mounts are engineered as a safe, proven solution for restoring critical body-to-frame connection points without compromising factory alignment or OE mounting geometry. Designed to address common corrosion and structural fatigue areas, each mount is precision-formed to integrate seamlessly with the original frame, ensuring proper fitment, secure attachment, and long-term durability. By replacing only what’s compromised, you maintain structural integrity, reduce unnecessary downtime and cost, and keep your truck solid and secure for the long haul—backed by decades of engineering experience and our Lifetime Warranty.


Installation Instructions

Dowloadable PDF: RB7916L & RB7916R Instructions

Inventory Last Updated: May 28, 2026
California Residents: Prop 65 Warning