GZP 12mm Extended crankshaft nut # 40392

All parts in our primary offset kits are separately available. This allows Custom Bike Builders to create any offset kit the any way they need it.
Note: All offset kits are designed for use with narrow belts.
Note: If used in 1990-1993 transmissions the countershaft 5th gear must also be replaced with ZPN 237074 or OEM 35626-94.
*Use in conjunction with stock spacer