UMI Performance

Viking's front coilover kit pairs perfectly with UMI's 3057 a-arm and provides awesome performance at a great price point. Street corner carvers can have a nice combination of ride and handling with...

Tremendous front grip and a host of features can be yours with UMI’s 305756-3 kit. This a-arm kit enables 10 degrees caster while maintaining standard track width and wheelbase. The lower shock mount...

Tremendous front grip and a host of features can be yours with UMI’s 305756-3 kit. This a-arm kit enables 10 degrees caster while maintaining standard track width and wheelbase. The lower shock mount...

UMI’s 3057-1 lower a-arms arms feature a relocated ball joint cup which offers 10 degrees caster when used with our P/N 3056 upper arm while keeping the spindle pin centered. The 3/4” taller Howe...

UMI’s 3056 adjustable upper a-arms are designed to excel in Pro-Touring, road race, auto-x and hot street corner carving. The race quality rod ends provide shim-free camber and caster adjustment...

UMI’s 3056 adjustable upper a-arms are designed to excel in Pro-Touring, road race, auto-x and hot street corner carving. The race quality rod ends provide shim-free camber and caster adjustment...

UMI’s 3056-3 arms are the ultimate in performance and are race proven on the UMI Green Machine. These adjustable upper a-arms are designed to excel in Pro-Touring, road race, auto-x and hot street...

UMI’s 3056 adjustable upper a-arms are designed to excel in Pro-Touring, road race, auto-x and hot street corner carving. The race quality rod ends provide shim-free camber and caster adjustment...

UMI’s 3056 adjustable upper a-arms are designed to excel in Pro-Touring, road race, auto-x and hot street corner carving. The race quality rod ends provide shim-free camber and caster adjustment...

UMI’s 3056 adjustable upper a-arms are designed to excel in Pro-Touring, road race, auto-x and hot street corner carving. The race quality rod ends provide shim-free camber and caster adjustment...

UMI’s 3056 adjustable upper a-arms are designed to excel in Pro-Touring, road race, auto-x and hot street corner carving. The race quality rod ends provide shim-free camber and caster adjustment...

UMI’s bolt-in rear coilover bracket kit is a complete mounting solution for your Quick Performance axle in your 1978-1988 GM G-Body. This race-proven lower bracket bolts in using the adjustable...

The UMI Performance, Inc. reinforcing front frame brace is used to stiffen the front frame horns and front crossmember area on the GM G-Body platform. The UMI three point frame brace takes the...

UMI's G-Body ¾” solid rear sway bar is designed specifically to excel when used in autocross or road racing applications. The G-Body chassis when coupled with the common high rate PT bar tends to...

UMI's G-Body ¾” solid rear sway bar is designed specifically to excel when used in autocross or road racing applications. The G-Body chassis when coupled with the common high rate PT bar tends to...