S&S Cycle 07-17 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 stock pistons. Wrist pin end of connecting rods is tapered like stock rods. Sprocket shaft has the bearing race pressed on and is compatible with stock roller sprocket shaft bearing. Flywheel assembly is three piece design.

Assembly is trued to less than .0005" runout on pinion and sprocket shaft bearing surfaces, making them capable of higher rpm and fully compatible with gear drive cams.