Starter clutch gear assembly with one-way bearing, flywheel, and gasket.Compatible with motorcycles including ER500 (1999–2002), 454LTD / EN450A (1985–1990), EX500A (1987–1996), EX500D (1997–2009), and EN500 (1990–2009).The one-way bearing is fully assembled with hardened sprague rollers.Bearing hub and gear are machined from forged steel and induction heat-treated.Designed for direct replacement of the starter clutch gear assembly.Installation requires verification of fitment to the specific motorcycle model and year prior to purchase.Material: steel.Color: as shown in product image.Quantity: 1 pc.