{"product_id":"gy6-gear-set-16-37","title":"GY6 Gear Set (16*37)","description":"\u003ch2\u003e16*37 Gear Set for GY6 125cc \/ 150cc Engines\u003c\/h2\u003e\u003cp\u003eThis 16*37 gear set is designed to improve the performance of your GY6 125cc or 150cc engine. By replacing the stock 13*40 gear set, this upgrade provides a 25% increase in gear ratio. This part is one of the \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e that can significantly increase speed and optimize your engine's rev range.\u003c\/p\u003e\u003ch3\u003ePerformance Benefits\u003c\/h3\u003e\u003cp\u003eUpgrading to this gear set allows for greater acceleration and a more efficient power band. Riders seeking to maximize their engine's potential will find this part beneficial. It's particularly suited for those running a big bore kit, offering improved usability across a wider range of speeds.\u003c\/p\u003e\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\u003cp\u003eInstalling this gear set requires a 12-ton hydraulic press to detach the stock counter shaft gear and reattach the new gear. Proper tools are necessary to ensure a secure fit and proper functionality. Always make sure to follow safety procedures when performing engine modifications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Counter Shaft Teeth:\u003c\/strong\u003e 16\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\u003eInner Spline:\u003c\/strong\u003e 19\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 69mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 18mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 19.6mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eThis gear set is compatible with the following 157QMJ-based engines:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e157QMJ\u003c\/li\u003e\n\u003cli\u003e161QMK\u003c\/li\u003e\n\u003cli\u003e152QMI\u003c\/li\u003e\n\u003cli\u003e1P61QMK\u003c\/li\u003e\n\u003cli\u003eYN1P57QMJ\u003c\/li\u003e\n\u003cli\u003e1P52FMI\u003c\/li\u003e\n\u003cli\u003e154FMI\u003c\/li\u003e\n\u003cli\u003eJJ157QMJ\u003c\/li\u003e\n\u003cli\u003e1P57QMJ\u003c\/li\u003e\n\u003cli\u003eBN157QMJ\u003c\/li\u003e\n\u003cli\u003eBN161QMK-A\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIf your engine code features \"QM\" or \"FM,\" this product should be compatible with your vehicle.\u003c\/p\u003e\u003cp\u003eNot sure it fits? Contact us with your scooter's make, model and year and we'll confirm the fit before you order.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese 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":"Magic Cars","offers":[{"title":"Default Title","offer_id":52800354975975,"sku":"25-914568","price":58.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2245\/9711\/files\/gear-set-16-37-for-gy6-1.jpg?v=1791665708","url":"https:\/\/www.magiccars.com\/products\/gy6-gear-set-16-37","provider":"MagicCars","version":"1.0","type":"link"}