This high quality scooter part is the 16 mm gear wheel for 50cc, 125cc, and 150cc GY6 Engines from NCY.
You need to use a 50 ton gear press to install these gear wheels install. You can get the most out of your big bore kit, with an increased top speed and a more usable rev range.
These gear wheels are available in three sizes, so be sure to select your size when ordering
16x36 GY6 Upgear kit - 6.8% upgear
16x37 GY6 Upgear kit - 6.9% upgear
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Proposition 65 Warning