{"product_id":"gy6-50cc-139qmb-piaggio-performance-torque-spring-base","title":"GY6 50cc (139QMB)\/Piaggio Performance Torque Spring Base","description":"\u003ch2\u003ePerformance Torque Spring Base for GY6 50cc and Piaggio Engines\u003c\/h2\u003e\u003cp\u003eThe Performance Torque Spring Base is a useful part for getting more out of a GY6 50cc or Piaggio scooter. It takes the place of the factory spring seat and uses a ball-bearing assembly to provide smooth, steady shifting. It is built for the 139QMB engine platform and is one of the \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e that can noticeably sharpen acceleration and downshifting.\u003c\/p\u003e\u003ch3\u003eBall-Bearing Design for Better Response\u003c\/h3\u003e\u003cp\u003eThis upgrade uses an anti-binding ball-bearing setup that lets the torque spring turn freely, which cuts down on friction and mechanical strain. Because the spring no longer binds, the rear pulley reacts more quickly to throttle input, helping the engine stay in its most effective power range during both acceleration and deceleration.\u003c\/p\u003e\u003ch3\u003eLow-Profile Build for Easy Fitting\u003c\/h3\u003e\u003cp\u003eAt an overall height of only 30mm, the torque spring base works with both stock and aftermarket torque springs. Its slim profile means the clutch bell does not need any changes, so it is a simple addition to your scooter's CVT system.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e NK900.44\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 30mm height\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Spring base, ball bearings, hardened bearing race\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequirement:\u003c\/strong\u003e Must be paired with High-Temp Bearing Grease\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 50cc (139QMB) engines, plus Piaggio 50cc, Euro 2-stroke and some Honda 50cc scooters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 50cc (139QMB) engine (TaoTao, Wolf, Kymco, SYM, Lance, Bintelli)\u003c\/li\u003e\n\u003cli\u003ePiaggio 50cc (Vespa ET2 50, Piaggio Typhoon 50)\u003c\/li\u003e\n\u003cli\u003eEuro 2-stroke (Aprilia SR50, Derbi Bullet, Gilera Runner)\u003c\/li\u003e\n\u003cli\u003eHonda Ruckus (Zoomer), Honda Metro (CHF50)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Pick the base that matches your transmission's torque spring seat. The 30mm figure is the overall height of this base.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc Scooter Parts (139QMB)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134444634169,"sku":"TT-15712","price":56.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/performance-torque-spring-base-for-gy6-50cc-139qmb-piaggio-1.jpg?v=1794344017","url":"https:\/\/www.trendtimes.com\/products\/gy6-50cc-139qmb-piaggio-performance-torque-spring-base","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}