UMI adjustable lower & fixed upper control arm kit—strong, quiet, bolt-on 1986-pontiac-firebird-esi7455448 Also used with clutch-type LSDs

Also used with clutch-type LSDs in racing for maximum lock up

Constructed with 1

greaseable

Perfect for muscle cars

to nor raise or lower a car on the factory springs

UMI adjustable lower & fixed upper control arm kit—strong, quiet, bolt-on 1986-pontiac-firebird-esi7455448 Also used with clutch-type LSDsThe product description includes a complete kit with UMI Performance adjustable lower control arms and fixed length non adjustable upper control arms. These direct bolt on replacements are designed to minimize wheel hop, improve cornering, lower ET's, and enhance track consistency. The lower control arms are constructed from DOM mild steel tubing with a 4130 chrome moly threaded tube adaptor, CNC machined, and TIG welded for exceptional strength. The