Supreme Pro Spring Spacer kits are engineered to accurately lift and level your 2WD truck for a truly customized ride. Each lift spacers is injection molded from a high strength urethane composite. Each spacer then receives our special coating protecting it against corrosion and deterioration. With its high strength and durability, these spacers will never compress or warp even under extensive load. IMPORTANT: Will NOT Fit Front Solid Axle Models. 2007 Classic Body Style. Does Not Fit Extended Cab Models