The MTN comes with a 17 tooth top gear, the FX & RTX has an 18 and the GT’s received a 20 tooth from the factory. Your chain case will accommodate a 17-20 top gear without buying a new chain. Our FX hit 101mph with a 20 tooth top gear and our overdrive helix. Your choice of gear and 12oz of Klotz graphite chain case lube.

Price: $59.99