NCY
GY6 Upgear kit. 6.9% 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
Same day shipping for orders placed before 2PM (CST) M-F
30-day return period
Flat-rate shipping for orders shipped to the 48 Contiguous United States.
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