Clutch Driven Pully Rear Assembly is Made of high grade steel alloy material, high temperature and resistance for long time use. Clutch Driven Pully Rear Assembly is Made of high grade steel alloy material, high temperature and resistance for long time use. Clutch Driven Pully Rear Assembly has Exquisite workmanship, stable performance and high reliability. Clutch Driven Pully Rear Assembly fits for most Chinese GY6 250cc go karts & scooters 16T spline. Rear Driven Pully Assembly must be torqued to vehicle correctly to prevent failure. Clutch Driven Pully Rear Assembly is Based on the original factory specifications, a direct replacement for the old or broken one. Clutch Driven Pully Rear Assembly is Made of high grade steel alloy material, high temperature and resistance for long time use. Clutch Driven Pully Rear Assembly is Made of high grade steel alloy material, high temperature and resistance for long time use. Clutch Driven Pully Rear Assembly is Made of high grade ste