Motorcycle One Way Starter Clutch Assy Flywheel Beads Bearing Roller compatible with MT03 MT-03 XT660R 25KW XT660X XT660Z YFM700R.This assembly includes the starter clutch, flywheel, beads, bearing, and roller components designed to engage the starting mechanism in motorcycles.It functions as part of the engine's starting system, allowing rotational force to be transmitted from the starter motor to the crankshaft.The one-way clutch ensures proper engagement and disengagement during startup cycles.Designed for straightforward installation and direct replacement of the unit.