S&S CYCLE Flywheel - 4-5/8" - SE120R FITS SE 120R MOTOR ONLY 320-0523

S&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpin Flywheel assemblies are designed for use with Timken bearing conversion Fit directly in stock crankcases with no modifications Made in the U.S.A.