UMI Performance 2" Lowering Suspension Spring Kit 4 Springs BlackGM G-Body 1978-88 - Kit Valve Spring Compressor A foot-operated pedal controls the

A foot-operated pedal controls the rotation of the tire

Compatible with the GTX3 Carbon

Rugged Ridge All-Terrain Door Entry Guards are molded of durable

Black powder coated finish

UMI Performance 2" Lowering Suspension Spring Kit 4 Springs BlackGM G-Body 1978-88 - Kit Valve Spring Compressor A foot-operated pedal controls theA spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the best in the business. Our front springs are wound from 5160 CrSi premium wire and feature a linear 600 lb in rate. The rear springs are wound from 9254 CrSi premium wire and feature a linear 130 lb in rate. The linear rate provides consistent handling