UMI Performance · New
UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit
MPN 4055 · Store SKU umi4055
Supplier stock checked 11/7/2026, 10:56:24 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
40+ years of moisture and abuse can leave your frame in bad shape, and unable to properly locate the body mounts. Our 14 piece kit is designed to weld-in and provide a sturdy surface and a properly sized hole to restore the frame to a like-new condition. Cutting and welding is required. The 1/8” thick laser cut UMI P/N 4055’s are designed and manufactured in Philipsburg, PA-USA. Repair kit is supplied bare metal for welding purposes. 4055 - 1964-1972 GM A-Body Body Mount Frame Repair Kit
Manufacturer fitment & guides
Check 4055 against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- California Proposition 65: Y