g-STREET AIR-SPRING/UCA/LCA 58-64 IMPALA & FULL SIZE CHEVY SYSTEM INCLUDES UPPER CONTROL ARMS, LOWER CONTROL ARMS, AND VARISHOCK ADJUSTABLE AIR-SPRING SHOCKS. RIDE HEIGHT INFO: POSITIONS FRONT CROSSMEMBER APPROXIMATELY 6-3/4" (+or- 1/2") ABOVE GROUND WITH 12" ROLLING RADIUS TIRE.