Hotchkis 78-88 GM A/G Body Sport Coil SpringsHotchkis Sport Suspension 1902 1978 1988 GM G Body Lowering Coil Springs Set (4). Lower your Grand National El Camino Regal Cutlass or other 78 88 GM A G Body car with Hotchkis Sport Suspension lowering coil springs. These springs will lower your vehicle on average 1 in. from factory ride height enhancing vehicle looks while lowering the center of gravity. The increased spring rates offer improved performance and handling while offering a comfortable