Glixal ATKS-031 High Performance GY6 49cc 50cc Chinese Scooter Racing Final Drive Gear Set 139QMB 1P39QMB Moped ATV Go Kart (17T/49T)


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as of 07/07/2022 (Details)

1.New Products with High Quality2.If your Engine is Revving to High and Bike is Going to Slow Then This Gear Set Will Help 3.Fits Most of Chinese Made Scooters and ATV. Such as JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO, Dongfang, Kazuma, JCL, BMS

Technical Details

  • Please Note: 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 Chinese Scooter and ATB Engines with Standard or Big Bore Kit.

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