SuperPro Front Differential Drop KitDesigned to suit lifted vehicles. This complet kit is supplied with all required spacers, bolts, washers and nuts. When lifting a vehicle, the Constant Velocity (CV) joints are put on an increased angle, helping to accelerate the wear on the joint and putting additional stress on the CV boots. The added down travel from adding extended shocks can also cause the joint to exceed the maximum operating angle, which causes the CV joints to bind up and