UMI Performance 82- GM F-Body Upper Spring Mount Weight Jacks for UMI K-Member

Race proven 100% Made In USA Use with UMI k-members only Adjustment range 0-2-" lowering Easy ride height adjustment with " socket Choose 850 for daily driving and general handling Choose 1050 for corner carving, autocross and road race 850 lb/in and 1050 lb/in springs available (2411-1 and 2411-3) UMI 2411 integrated front weight jack mounts are a bolt-in solution that makes it easy to set ride height and corner balance your 3rd Gen. They work together with the UMI k-member to make an easy to install weight jack system. UMI 2411's feature strong laser cut steel construction, a heavy duty jack screw, and a thrust bearing to ensure smooth operation. Adjust ride height with a " socket. 100% Made In USA. 2411 - 1982-1992 GM F-Body Upper Spring Mount Weight Jacks for UMI K-Member.