The UMI Performance lowering kit for 1968–1972 GM A‑Body applications pairs Viking double‑adjustable shocks with a hybrid front coil‑over spring system to let you tune ride height and handling. Choose 1" or 2" rear drop and multiple front spring rates to suit cruise, drag, or handling setups. Shocks offer independent compression and rebound adjustment for street, strip, or corner tuning.
UMI Performance 68-72 GM A-Body Spring/Shock Lowering Kit 1in Rear 550lb