Converts stock diaphragm spring to six coil springs, billet pressure plate and center clutch included Take off and stop in gear without using clutch lever Centrifugally activated technology automatically prevents engine stalls Effortless low speed maneuverability TorqDrive friction disks provide longer clutch life with less adjustment over time - Harley-Davidson CVO Electra Glide Ultra Classic FLHTCUSE4 (2009); Harley-Davidson CVO Street Glide FLHXSE (2010); Harley-Davidson Screamin' Eagle Road King FLHRSE3 (2007); Harley-Davidson Screamin' Eagle Road King FLHRSE4 (2008); Harley-Davidson Screamin' Eagle Dyna FXDSE (2007); Harley-Davidson CVO Softail Springer FXSTSSE3 (2009); Harley-Davidson Screamin' Eagle Softail Springer FXSTSSE2 (2008); Harley-Davidson CVO Fat Bob FXDFSE2 (2010); Harley-Davidson Screamin' Eagle Electra Glide Ultra Classic FLHTCUSE3 (2008); Harley-Davidson CVO Electra Glide Ultra Classic FLHTCUSE5 (2010); Harley-Davidson CVO Softail Convertible FLSTSE (2010); Harley-Davidson Screamin' Eagle Softail Springer FXSTSSE (2007); Harley-Davidson CVO Road Glide FLTRSE3 (2009); Harley-Davidson CVO Fat Bob FXDFSE (2009); Harley-Davidson Screamin' Eagle Dyna FXDSE2 (2008)