Easy bolt-on installation. Fits models with factory cast steel or aluminum control arms Includes pre-loaded coil for no-fuss assembly Increased ground clearance. Can be returned to stock! Differential drops maintain proper axle angle. Differential drops are made from CNC machined 6061 billet aluminum. Ball joints are made by MOOG, the most trusted name in ball joint design. Ball joints are pre-installed to ease installation. Fabricated lift blocks are stronger and offer a longer lifespan than cast blocks. Features application valved M1 series shock absorbers which offer the best in balanced performance for on and off-road use.