S&S Cycle 99-06 BT 4-5/8in Stroke Flywheel Assembly w/o Sprocket Shaft Bearing

This 4-5/8" stroke 8-1/2" diameter flywheel assembly fits 1999-'06 HD® big twin engines (except Dyna models) and S&S® T124 engines. May be used to replace the flywheel assembly in an S&S® 124" Hot Set Up Kit®. Sprocket shaft does not have a stock style bearing race pressed on. This three piece design flywheel assembly is for crankcases with Timken® sprocket shaft bearing. 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.

• Flywheels are CNC machined from heat-treated, closed die, steel forgings, which are 114 percent stronger than late style stock steel flywheels
• Fully assembled with premium quaility S&S® heavy duty 7.667" connecting rods, with full width wrist pin ends, and dynamically balanced
• Pinion and sprocket shafts are forged as part of the flywheel
• The only joints in the assembly are where the 1.671" diameter connecting rod crankpin is pressed into the flywheels

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