Supreme Pro RAM front leveling kits are engineered to accurately lift and level your 2500 and 3500 4WD truck for a truly customized ride. Each lift spring spacer and shock extender is machined from sold Carbon-Steel for precision and accuracy. Each unit is then coated to prevent rust and corrosion extending the life of your kit. With its high strength and durability, this drop will never compress or warp even under the most extensive load.