GY6 Upgear kit. 7.4% upgear. 50 ton gear press required for install. Get the most out of your big bore kit, with increased top speed and a more usable rev range.
20mm W x 20mm I.D
top of page
Toll Free 1-877-701-0111
bottom of page
GY6 Upgear kit. 7.4% upgear. 50 ton gear press required for install. Get the most out of your big bore kit, with increased top speed and a more usable rev range.
20mm W x 20mm I.D