The Energy Suspension front leaf spring and shackle bushing set in black replaces worn rubber with Hyper-Flex performance polyurethane to stabilize suspension and improve durability. It helps control body motion during turns, standing starts, braking and over bumps while lasting five to ten times longer than conventional rubber. Built to keep front leaf spring systems functioning properly on cars, trucks and SUVs.
Energy Suspension GM 4Wd Front Spring & Shackle Bushing - Black