TorqDrive® provides more discs in less space, allowing us to add up to six additional friction discs to the clutch pack over stockMore frictions = more torque capacity, thus unlocking the full power of your engine without the need to add stiffer pressure plate springs or a lock-up deviceTorqDrive® provides smoother shifting and improved lever feelRekluse basket sleeves eliminate basket wear and notchingMade in the U.S.A.