32t. -2 tooth smaller than stock. Smaller motor sprockets increase RPM; at the same speed; for more power and better pull in the same gear. Good solution to overcome the sometimes sluggish feel of the 6-speed cruisedrive transmission. Will eliminate the OEM compensator spring and OEM motor sprocket and will allow you to run with a simple but dependable solid set-up. Note: The smaller 32t sprocket requires to modify the primary chain as the stock size is too long. Correct length primary chain is not available through MCS. Note: 08-10 Twin Cam models require a 2007 style alternator rotor available as MCS 908086 (OEM 40356-07).