Complete rear pulley clutch assembly, bell, torque driver and plate applies to (but is not limited to) Yamaha Majesty 250, 2000 or newer (belt drive) air cooled engines. Also works on Benelli 250, Linyin 260/300 ATV's and many other similarly formatted machines.
Bell Diameter (ID): 144.8mm
Clutch (OD): 143mm
Pulley (OD): 164m
Center Hole Mount (tapered): 16.35/25.24