UMI Performance 1967-1988 GM A/G-Body 2" Lowering Spring Set - Rear CC-HX Also fits Heidts Drop Spindle

Also fits Heidts Drop Spindle SP-110

This kit replaces the upper panhard rod support and relocates the panhard rod allowing enough room for up to dual 3" exhaust routing over the axle

Dodge 727 / 518 / 47RE / 47RH / 48RE transmissions

371 in Valve Stem

UMI Performance 1967-1988 GM A/G-Body 2" Lowering Spring Set - Rear CC-HX Also fits Heidts Drop SpindleA 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 530 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