MCS-909100 - Note: All S&S pinion shaft gears are designed to be used with a 73-99 B.T. style 24T driven gear (OEM 26345-73 / MCS 531209 S&S). Color coding sequence is identical to stock H-D coding. When in doubt use a gear from the middle to the small side of the ra

Fitment:
L77-89 B.T.(NU) (AVERAGE)