UMI Performance

Front Spring Rate Options: 450lb- Small block cruise 550lb- Small block handling, all big blocks

UMI Performance 1967 GM A-Body Lowering Kit 1in Lowering

UMI Performance 1967 GM A-Body Lowering Kit 2in Lowering

UMI Performance 1967 GM A-Body Spring/Shock Lowering Kit 1in Rear 250lb

UMI Performance 1967 GM A-Body Spring/Shock Lowering Kit 1in Rear 350lb

UMI Performance 1967 GM A-Body Spring/Shock Lowering Kit 1in Rear 450lb

UMI Performance 1967 GM A-Body Spring/Shock Lowering Kit 1in Rear 550lb

Big Block Engines- An additional 1/4" front end drop may occur on vehicles with full weight big block engines.

Big Block Engines- An additional 1/4" front end drop may occur on vehicles with full weight big block engines.

Big Block Engines- An additional 1/4" front end drop may occur on vehicles with full weight big block engines.

Big Block Engines- An additional 1/4" front end drop may occur on vehicles with full weight big block engines.

4140 Chromoly Hex Adjuster. 4-1/2″ Length, 1-3/4″ threads. No jam nuts included.

Lower control arm hardware kit includes new hardware for installing lower rear control arms in the 58-64 Chevrolet B-Body vehicles. Kit includes 5/8” grade 8 bolts, washers and lock nuts. Note:...

This tubular set-up quickly and easily replaces the stock panhard bar on the 58-64 GM B-Body vehicle adding increased rear end stability and rear end adjustment. This adjustable item allows on-car...

This tubular set-up quickly and easily replaces the stock panhard bar on the 58-64 GM B-Body vehicle adding increased rear end stability and rear end adjustment. This adjustable item allows on-car...