{"product_id":"universal-parts-standard-cvt-drive-belt-842-20-30-106-43","title":"Universal Parts CVT Drive Belt: 842-20-30:  Long-Case GY6","description":"\u003ch2\u003eFactory Performance: 842-20-30 Standard CVT Belt\u003c\/h2\u003e\u003cp\u003eRestore your transmission's smooth shifting and top-speed potential with the \u003cstrong\u003eUniversal Parts Standard CVT Drive Belt\u003c\/strong\u003e. Specifically sized at 842-20-30, this belt is the factory-spec replacement for \"Long Case\" GY6 125cc and 150cc engines. Engineered to provide reliable grip and heat resistance, this belt ensures consistent power delivery from your variator to the rear clutch, making it an essential maintenance item for daily commuters and weekend riders alike.\u003c\/p\u003e\u003ch3\u003eTechnical Performance Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-Spec Construction:\u003c\/strong\u003e Manufactured to match original factory dimensions and cord tension, ensuring your gear ratios remain accurate and your acceleration stays crisp.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Rubber Compound:\u003c\/strong\u003e Formulated to resist the high-friction heat generated within the CVT transmission case, reducing the risk of premature cracking or \"glazing.\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision 30 ° Groove Angle:\u003c\/strong\u003e Optimized to seat perfectly within standard GY6 pulleys, providing maximum surface contact for slip-free performance under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Tensile Internal Cords:\u003c\/strong\u003e Features reinforced longitudinal cords that resist stretching, maintaining the correct belt length for stable high-speed operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eComprehensive Fitment Guide\u003c\/h3\u003e\u003cp\u003eThis 842mm belt is designed for \u003cstrong\u003eLong Case GY6 125\/150cc Engines\u003c\/strong\u003e, including the following specific models:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBrand\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eCompatible Models\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVento\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePhantom R3 (150cc) '03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVento\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePhantom R4i (150cc) '04-'06 (Non-Turbo)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChinese Brands\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBMS, Jonway, Roketa, and SunL 150cc \"Long Case\" units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUniversal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMost 150cc scooters with 12\" or 13\" rear wheels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 842mm (33.15\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop Width:\u003c\/strong\u003e 20mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove Angle:\u003c\/strong\u003e 30 °\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Type:\u003c\/strong\u003e GY6 125\/150cc (Long Case)\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cblockquote\u003e\n\u003cstrong\u003eMechanic's Note:\u003c\/strong\u003e The 842 size is almost exclusively used on \"Long Case\" engines that utilize a 12-inch or 13-inch rear wheel. If your 150cc scooter has a smaller 10-inch wheel, you likely need a 743 or 835 belt instead. \u003cstrong\u003eInstallation Tip:\u003c\/strong\u003e When installing a new belt, always check your \u003cstrong\u003e\u003ca href=\"https:\/\/www.scooterworks.com\"\u003eVariator Slides\u003c\/a\u003e\u003c\/strong\u003e and \u003cstrong\u003e\u003ca href=\"https:\/\/www.scooterworks.com\"\u003eRoller Weights\u003c\/a\u003e\u003c\/strong\u003e for flat spots to ensure the transmission shifts smoothly through its full range.\u003c\/blockquote\u003e\u003cp style=\"font-size: 0.85em; color: #666;\"\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e 106-43 \u003cbr\u003e\u003cstrong\u003eMPN:\u003c\/strong\u003e 219 \u003cbr\u003e\u003cstrong\u003eVendor:\u003c\/strong\u003e Universal Parts\u003c\/p\u003e","brand":"Universal Parts","offers":[{"title":"Default Title","offer_id":49986069856536,"sku":"106-43","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/files\/106-43.webp?v=1747319049","url":"https:\/\/www.scooterworks.com\/products\/universal-parts-standard-cvt-drive-belt-842-20-30-106-43","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}