Lowering Springs

UMI Performance - 2405-R2405 - 1982-1992 Upper Spring Mounts for UMI K-memberUMI’s P/N 2405 spring perch kit is used as an upper spring mount in conjunction with our 2400 series k-member. The 2405 spring perch kit is an economical way to convert from...

UMI Performance - 2405-B2405 - 1982-1992 Upper Spring Mounts for UMI K-memberUMI’s P/N 2405 spring perch kit is used as an upper spring mount in conjunction with our 2400 series k-member. The 2405 spring perch kit is an economical way to convert from...

UMI Performance - 2061FLowers 4th Gen 1.25–1.5", firm ride, crisp handling, Made in USA quality.UMI springs lower 4th Gens 1.25–1.5", improve handling with 600 lb/in rate, and reduce body roll without sacrificing ride comfort. Made in the USA from...

UMI Performance - 2075-3-R2075-3 - 1982-2002 GM F-Body Rear Weight Jack System, 200lb, RaceUMI's rear weight jacks provide ride height adjustment and excellent handling for your 3rd or 4th Gen GM F-Body. The kit includes custom wound premium race quality...

UMI Performance - 2075-1-R2075-1 - 1982-2002 GM F-Body Rear Weight Jack System, 175lb, StreetUMI's rear weight jacks provide ride height adjustment and excellent handling for your 3rd or 4th Gen GM F-Body. The kit includes custom wound premium race...

UMI Performance - 206575-1-R206575-1 - 1982-1992 GM F-Body Front and Rear Weight Jack Kit, StreetThe UMI Performance weight jack kit for 1982-1992 Camaro and Firebird is designed to give your daily driver a medium-firm ride worthy of corner carving as...

UMI Performance - 2075-3-B2075-3 - 1982-2002 GM F-Body Rear Weight Jack System, 200lb, RaceUMI's rear weight jacks provide ride height adjustment and excellent handling for your 3rd or 4th Gen GM F-Body. The kit includes custom wound premium race quality...

UMI Performance - 2075-1-B2075-1 - 1982-2002 GM F-Body Rear Weight Jack System, 175lb, StreetUMI's rear weight jacks provide ride height adjustment and excellent handling for your 3rd or 4th Gen GM F-Body. The kit includes custom wound premium race...

UMI Performance - 206575-3-B206575-3 - 1982-1992 GM F-Body Front and Rear Weight Jack Kit, RaceThe UMI Performance weight jack kit for 1982-1992 GM F-Body is designed to give your classic muscle car a firm ride geared toward auto-x and road race with...

UMI Performance - 206575-3-R206575-3 - 1982-1992 GM F-Body Front and Rear Weight Jack Kit, RaceThe UMI Performance weight jack kit for 1982-1992 GM F-Body is designed to give your classic muscle car a firm ride geared toward auto-x and road race with...

UMI Performance - 206575-1-B206575-1 - 1982-1992 GM F-Body Front and Rear Weight Jack Kit, StreetThe UMI Performance weight jack kit for 1982-1992 Camaro and Firebird is designed to give your daily driver a medium-firm ride worthy of corner carving as...

UMI Performance - 2061RLowers 4th Gen 1.25–1.5", firm ride, crisp handling, Made in USA quality.UMI springs lower 4th Gens 1.25–1.5", improve handling with 200 lb/in rate, and reduce body roll without sacrificing ride comfort. Made in the USA from...