TEIN STech Springs BMW M3 E36 (94-99) SKG76-AUB00 Lowers 1.1 inches in the front and 0.9 inches in the rear - excluding convertible Spring Rate (R): 163 lbs/in (2.9 kgf/mm) Spring Rate (F): 442 lbs/in (7.9 kgf/mm) TEIN STech lowering ...