S&S Cycle 2007+ BT 4-3/8in Stroke Flywheel Assembly w/ Sprocket Shaft Bearing Race

This 4-3/8" stroke 8-1/2" diameter flywheel assembly replaces the original flywheels 2007-'16 HD® big twin engines, when using high performance pistons that allow the use of connecting rods with full width wristpin ends. Sprocket shaft has the bearing race pressed on and is compatible with stock roller style sprocket shaft bearing.