{"product_id":"gy6-150cc-gear-set-15-37","title":"GY6 150cc Gear Set (15*37)","description":"\u003ch2\u003eGY6 150cc Gear Set for 125cc, 150cc, and 169cc Engines\u003c\/h2\u003e\u003cp\u003eThis 15*37 gear set raises the gear ratio by 20% over the factory 13*40 setup, which can help your GY6 engine rev higher and pick up speed. If you are looking through \u003ca href=\"\/collections\/gy6-150cc-parts\"\u003eGY6 150cc scooter parts\u003c\/a\u003e, this is a strong choice for getting more out of your scooter.\u003c\/p\u003e\u003ch3\u003ePerformance Benefits\u003c\/h3\u003e\u003cp\u003eThis gear set is aimed at riders who want quicker acceleration and higher top speed, especially when paired with GY6 big bore kits. The higher ratio gives you a more usable spread of power, which can make everyday riding feel more responsive. This part is intended for off-road use only.\u003c\/p\u003e\u003ch3\u003eInstallation Note\u003c\/h3\u003e\u003cp\u003eFitting this gear set calls for a 12-ton hydraulic press, used both to pull the stock counter shaft gear off and to press the new gear onto the shaft. You will need the right tools and some mechanical experience to fit it correctly.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Counter Shaft Teeth:\u003c\/strong\u003e 15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Final Drive Gear Teeth:\u003c\/strong\u003e 37\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear Press-On Area:\u003c\/strong\u003e 12.08mm x 19.08mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 150cc engines (157QMJ-based) with the 15*37 gear set, including 125cc, 150cc\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eGY6 150cc (157QMJ)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhere it goes:\u003c\/strong\u003e part #17 on the transmission diagram for the GY6 150cc (157QMJ).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOther versions:\u003c\/strong\u003e For the GY6 150cc 16*36 gear set, see \u003ca href=\"\/products\/gy6-150cc-gear-set-16-36\"\u003eGY6 150cc Gear Set (16*36)\u003c\/a\u003e. For the GY6 16*37 gear set, see \u003ca href=\"\/products\/gy6-gear-set-16-37\"\u003eGY6 Gear Set (16*37)\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-150cc-parts\"\u003eGY6 150cc Scooter Parts (157QMJ)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-transmission\"\u003eScooter Transmission \u0026amp; Final Drive\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51138637529145,"sku":"TT-26486","price":57.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gear-set-15-37-for-gy6-150cc-1.webp?v=1794376488","url":"https:\/\/www.trendtimes.com\/products\/gy6-150cc-gear-set-15-37","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}