{"product_id":"tfc-forged-aluminum-sheave-assembly-gy6-1200-1239","title":"TFC Forged Aluminum Sheave Assembly - GY6 150cc-232cc","description":"\u003ch2\u003eElite CVT Performance: TFC Forged Aluminum Sheave\u003c\/h2\u003e\u003cp\u003eUpgrade your drivetrain with the ultimate in precision engineering. The \u003cstrong\u003eTaiwan Factory Champion (TFC) Forged Aluminum Sheave\u003c\/strong\u003e is designed specifically for high-displacement \u003cstrong\u003eGY6 150cc to 232cc\u003c\/strong\u003e builds where weight reduction and heat dissipation are critical. By replacing heavy stock cast-iron pulleys with CNC-machined forged aluminum, you significantly reduce rotational mass, resulting in snappier throttle response and higher peak RPMs.\u003c\/p\u003e\u003ch3\u003eTechnical Performance Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid Acceleration:\u003c\/strong\u003e The lightweight forged construction allows your engine to reach its power band faster by reducing the parasitic drag on the drivetrain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Slot Tuning:\u003c\/strong\u003e Features user-selectable guide slots (Linear vs. Curved), allowing you to choose between a hard-hitting race launch or a smoother, linear top-speed transition.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Thermal Management:\u003c\/strong\u003e Aluminum dissipates heat far more efficiently than steel, protecting your drive belt from glazed edges and premature failure during high-speed runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Gold Finish:\u003c\/strong\u003e Features a high-quality gold anodized coating for superior corrosion resistance and a \"show-ready\" aesthetic.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eComprehensive Fitment Guide\u003c\/h3\u003e\u003cp\u003eThis assembly is a direct-fit performance upgrade for \u003cstrong\u003e152QMI and 157QMJ\u003c\/strong\u003e based engines:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eEngine Codes\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\u003eGY6 150cc \/ 170cc\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWolf, Icebear, TaoTao, ZNEN, Bintelli, Kymco\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGY6 232cc\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCustom B-Block Oil-Cooled Performance Builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUniversal Fit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAny QMJ, QMK, or QMI engine using a 28mm shaft\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\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eMaterial:\u003c\/b\u003e Forged Aluminum with a Gold Anodized finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Pulley Plate:\u003c\/strong\u003e OD: 141.84mm \/ Shaft ID: 28mm \/ OD: 40-45mm \/ H: 77mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Slider Plate:\u003c\/strong\u003e OD: 141.84mm \/ Funnel ID: 34mm \/ OD: 43mm \/ H: 47mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal Secondary Spring Seat\/Funnel:\u003c\/strong\u003e ID: 43.3mm \/ OD: 45mm \/ H: 37.20mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eIncluded Hardware:\u003c\/b\u003e\u003cspan class=\"citation-32 citation-end-32\"\u003e Stainless Steel M28 Clutch Nut, 3 Steel Slider Pins\/Guides, and pre-installed O-rings.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cblockquote\u003e\n\u003cstrong\u003eMechanic's Note:\u003c\/strong\u003e Rotational mass is the \"enemy\" of a fast-revving GY6. \u003cstrong\u003eTuning Tip:\u003c\/strong\u003e Use the \u003cstrong\u003eLinear\u003c\/strong\u003e slots for drag racing and immediate take-off, or the \u003cstrong\u003eCurved\u003c\/strong\u003e slots for a more consistent cruising RPM on the street. \u003cstrong\u003eInstallation Tip:\u003c\/strong\u003e This kit includes a high-grade \u003cstrong\u003eStainless Steel M28 Nut. \u003c\/strong\u003eEnsure you use a \u003cstrong\u003e\u003ca href=\"https:\/\/www.scooterworks.com\"\u003eClutch Holding Tool\u003c\/a\u003e\u003c\/strong\u003e to torque it correctly to prevent CVT damage!\u003c\/blockquote\u003e\u003cp style=\"font-size: 0.85em; color: #666;\"\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e 1200-1239 \u003cbr\u003e\u003cstrong\u003eVendor:\u003c\/strong\u003e TFC (Taiwan Factory Champion)\u003c\/p\u003e\u003cp\u003e\u003cspan class=\"citation-34 citation-end-34\"\u003e\u003csup class=\"superscript embedded\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eOriginal Parts For Scooters SKU 179-5\u003c\/p\u003e","brand":"TFC","offers":[{"title":"Default Title","offer_id":46761904242968,"sku":"1200-1239","price":279.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/products\/1200-1239_21d60261-42c1-4322-843b-e889b695b10b.jpg?v=1695335818","url":"https:\/\/www.scooterworks.com\/products\/tfc-forged-aluminum-sheave-assembly-gy6-1200-1239","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}