3"-4" Rear Drop Lowering Kit Hangers Shackles For Chevrolet Silverado GMC Sierra C1500 1/2 Ton 1988-1998 2WD only High Tensile Strength Carbon Steel for optimal durability and fitment. Powder coating for corrosion resistance Poly bushing with zerk fitting 90 degree fittings for easy greasing Lower the center of gravity, reduce cornering roll, and increase vehicle stability Maintain the facotry ride quality and towing or cargo capacity.