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The UMI Performance coilover lowering kit for 1964–1966 GM A-body combines a hybrid front coilover spring system with four Viking double-adjustable shocks to lower and tune ride height and handling. Options include multiple front spring rates and a 1" or 2" rear drop, plus 19 compression and 19 rebound settings per shock for street, corner carving or strip tuning without tools.
UMI Performance 64-66 GM A-Body Spring/Shock Lowering Kit 1in Rear 350lb
