Flywheels

This 4-3/8" stroke 8-1/2" diameter flywheel assembly replaces the original flywheels in S&S® 117" V117 engines for 1984-99 HD® big twins. Flywheel assembly is three piece design. Pinion and sprocket shafts are forged as part of the flywheel. The only...

S&S® 4-3/8" Stroke Flywheel Assembly W/O Sprocket Shaft Bearing Race For 1999-'06 Non-balanced HD® Big Twins (Except 2006 Dyna Models).

S&S® 4-3/8" Stroke Flywheel Assembly W/Sprocket Shaft Bearing Race For 2003-'06 Non-Balanced HD® Big Twins (Except 2006 Dyna Models).

S&S® 4-3/8" Stroke Flywheel Assembly W/O Sprocket Shaft Bearing Race For 2007-'16 Internally Balanced HD® Big Twins - Stock Pistons

S&S® 4-3/8" Stroke Flywheel Assembly W/Sprocket Shaft Bearing Race For 2007-'16 Internally Balanced HD® Big Twins - Stock Pistons

This 4-3/8" stroke 8-1/2" diameter flywheel assembly replaces the original flywheels 2007-'16 HD® big twin engines, when using performance or big bore pistons. Wrist pin ends of connecting rods are full width (not tapered). Sprocket shaft has a stock...

This 4-3/8" stroke 8-1/2" diameter flywheel assembly replaces the original flywheels in 2003-'06 HD® internally balanced big twin engines, increasing the stroke from 4" to 4-3/8". Sprocket shaft does not have a stock style bearing race pressed on.

This 4-3/8" stroke 8-1/2" diameter flywheel assembly replaces the original flywheels in 2003-'06 HD® internally balanced big twin engines, increasing the stroke from 4" to 4-3/8". Sprocket shaft has a stock style bearing race pressed on for use with...

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 does not have the stock style...

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...

This 5" stroke 8-1/4" diameter flywheel assembly replaces the original flywheels in S&S® 103" SH103 engines for 1970-'84 HD big twins. Balanced to S&S® 3-5/8" bore pistons.

S&S Cycle 70-84 4-5/8in Stroke 8-1/2 Diameter Flywheel Assembly