H&R Touring Cup Kit 51mm Front Strut BMW E30 (85-91) | 325i (31003T-1) (SPF31003T-1)H&R Touring Cup Kits for your 1985 1991 BMW 325i 51mm Front Strut (E30) are H&R's most popular spring and shock system. This kit is perfectly suited for those who desire lowering, improved ride comfort, and performance. Enhance the look of your vehicle with a reduced fender well gap. Lower the center of gravity and reduce body roll for better handling. The progressive spring rate design provides superb ride quality and comfort. A lower wind resistance