{"product_id":"secondary-gear-kit-naraku-15-37-20-for-gy6-125-150cc","title":"Secondary Gear kit Naraku 15\/37 +20% for GY6 125-150cc","description":"\u003cdiv\u003e\u003cspan\u003eThe Naraku 15\/37 +20% Secondary Gear Kit is a performance secondary gear set designed for the final drive of scooters equipped with GY6 125cc to 150cc engines (e.g., Honda Ruckus GY6, Kymco, PGO, SYM). It replaces the OEM gears with a 15\/37 ratio, resulting in a final drive ratio approximately 20% shorter than the original.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eIn a transmission, the secondary gear ratio (sprocket and chainring) acts as the final multiplication of revolutions, meaning the last conversion of engine\/transmission rotation to the rear wheel. A shorter final drive ratio (more teeth on the chainring side compared to the sprocket):\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eincreases traction and acceleration,\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003echanges the engine speed ↔ wheel speed distribution,\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eimproves low- to mid-range throttle response.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis kit is useful when you want:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003emore responsiveness and torque when exiting corners,\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003ebetter traction uphill or when loaded,\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eto get the most out of a slightly modified engine without sacrificing too much top speed.\u003c\/span\u003e\u003c\/div\u003e","brand":"Naraku","offers":[{"title":"Default Title","offer_id":45219882631347,"sku":"NK901.23","price":138.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0518\/6057\/0291\/files\/Secondary_Gear_kit_Naraku_15_37_20_for_GY6_125-150cc_-_NK901.23.jpg?v=1770241276","url":"https:\/\/secretimport.com\/en\/products\/secondary-gear-kit-naraku-15-37-20-for-gy6-125-150cc","provider":"Secret Import ","version":"1.0","type":"link"}