New design featuring BDL's ball bearing lock-up clutch Provides approximately 60% more surface contact area than the stock clutch Smooth sure power transfer Kits include motor plate, starter standoff, ring gear guard, pinion gear kit 52 tooth front pulley, rear pulley with 62 tooth 2" clutch basket, SG-3 ring gear, hub bearing, hub nut, lock-up clutch and Kevlar 142 tooth belt