UMI lowering kit with Viking shocks, hybrid coil-overs, and rear springs.UMIs lowering package features four Viking double adjustable shocks, a hybrid front coil over spring system with 250 lb front springs, and your choice of 1 or 2 inch UMI rear lowering springs. The 250 lb springs are 11" tall and intended exclusively for drag racing applications with significant vehicle weight reduction, providing excellent front end lift and weight transfer for improved traction. The hybrid front coil over system allows a 03"