Motorcycle One Way Bearing Starter Clutch Gear Assy For 1090 ADVENTURE R 1190 RC8-R 1290 SD-R SUPER 60239105000 60340020000 This starter clutch gear assembly is designed for use with specific motorcycle models.It features a one way bearing mechanism that engages the starter system during engine startup and disengages once the engine is running.The unit is built to match the specifications for and consistent function.Suitable for replacement or replacement applications, it smooth engagement and under normal operating conditions.Compatibility Note: This is a third-party part.All brand/model references are for fitment purposes only.