This starter clutch gear assembly is designed to engage the engine crankshaft when the starter motor operates, allowing the engine to start.Once the engine is running, the component disengages to prevent reverse resistance from damaging the starter motor.This part serves as a functional replacement to restore operating conditions for compatible motorcycles. Constructed from forged steel, this item includes the starter clutch gear and bearing components.It is compatible with the following models: Hypermotard 1100 EVO (2010-2011), Hypermotard 1100 EVO SP (2010-2011), Hypermotard 1100 S (2008-2009), Hypermotard 1100 Standard (2008-2009), 1100 EVO (2011), 1100 S (2009-2010), 1100 Standard (2009), Multistrada 1100 S (2007-2008), Multistrada 1100 Standard (2007-2008), Multistrada 1200 S Sport (2010), Multistrada 1200 S Touring (2010), Multistrada 1200 Standard (2010), SportTouring ST3 (2007), SportTouring ST3S ABS (2007), Streetfighter (2010-2011), Streetfighter S (2010-2011), SuperBike 1098 R (2008-2009), SuperBike 1098 R Bayliss (2009), SuperBike 1098 S (2007-2008), SuperBike 1098 S Tricolore (2007), SuperBike 1098 Standard (2007-2008), SuperBike 1198 R Corse (2010), SuperBike 1198 S (2009-2010), SuperBike 1198 S Corse (2010), SuperBike 1198 Standard (2009-2010), SuperBike 749 R (2005-2006), SuperBike 848 (2008-2010), and SuperBike 848 EVO (2011).Please verify your motorcycle model before purchase to ensure proper fitment.