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"

Up front you’ll find Delrin lower a-arm bushings for precise steering along with ½” taller upper ball joints to plant that tires contact patch

The result: a tire that looks as good as it drives

The frame braces are easy to install and follow the contour of the vehicle's floor board

a grease fitting

This allows the user the install the subframe connectors now and have them welded at a later date if desired

allowing for the use of thinner wall tubing for extreme lightweight and strength

The linear rate provides consistent handling characteristics which are important for Auto-x and Pro-Tour applications while the increase in stiffness reduces body roll and prevents the “floating” feeling so common with the G-Body

The spherical rod ends supplied with this setup include CNC machined aluminum step bushings with steel sleeves to keep control arm centered in its mounting location

For all H-D trans including with Evolution engines

whether your car is a weekend cruiser or a weekend track addict we got you covered

SPL cannot confirm fitment with aftermarket shocks and coilovers***  Sold as a pair

All UMI suspension components are designed and manufactured in the USA