{"product_id":"secondary-gear-kit-ncy-18-46-for-gy6-139qmb-qma","title":"Secondary Gear Kit NCY 18\/46 for GY6 139QMB\/QMA","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe NCY QMB139 upgrade kit for your 50cc 4-stroke is finally here! This kit is specifically designed for big bore engines and increases your gear ratio by 26%. This will allow you to maximize your big bore kit by increasing top speed and a more usable RPM range. You won't see much, if any, performance improvement if you install these on a stock top end. For experienced tuners only.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e The NCY QMB139 Upgrade Kit for your 50cc 4-stroke is finally here! This kit is specifically designed for large bore engines and increases your gear ratio by 26%. This will allow you to maximize your large bore kit by increasing top speed and a more usable rev range. You won't see much, if any, improvement in performance if you install them on an original high-end. For experienced tuners only.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Type: Secondary\u003c\/li\u003e\n\n\u003cli\u003e Ratio: 18\/46 (2.55)\u003c\/li\u003e\n\n \u003cli\u003eAssembly: Press\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"NCY","offers":[{"title":"Default Title","offer_id":43476558807219,"sku":"1200-1270","price":58.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0518\/6057\/0291\/files\/1200-1270.jpg?v=1770242806","url":"https:\/\/secretimport.com\/en-us\/products\/secondary-gear-kit-ncy-18-46-for-gy6-139qmb-qma","provider":"Secret Import ","version":"1.0","type":"link"}