PleasNote:Does Require Pressing The Gears Off the Shaft
2.88:1 Final Drive Gear Ratio (usually 3.41-3.71 stock)
Average Top Speed Gain on Flat Ground is 7 to 10 mph (Depends on other Modifications on your Bike)
These Are Great Addition for The 139QMB 4 Stroke 50cc Chise Scooter and ATV Engis with Standard or Big Bore Kit. Product Description
1.w Products with High Quality
2.If your Engi is Revving to High and Bike is Going to Slow Then This Gear Set Will Help
3.Fits Most of Chise Made Scooters and ATV. Such as JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO, Dongfang, Kazuma, JCL, BMS
IKARTPARTS
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