{"product_id":"polini-performance-torque-spring-set-honda-ruckus-metro-1200-1211","title":"Polini Performance Torque Spring Set: Honda Ruckus \u0026 Metro","description":"\u003ch2\u003eGET Going Faster: Polini Performance Torque Spring Set\u003c\/h2\u003e\u003cp\u003eEliminate belt slip and optimize your shifting curve with the \u003cstrong\u003ePolini Performance Torque Spring Set\u003c\/strong\u003e. Specifically engineered for the GET Motor \u003cstrong\u003eHonda Ruckus\u003c\/strong\u003e and \u003cstrong\u003eMetropolitan\u003c\/strong\u003e, this kit replaces the weak factory contra spring to provide consistent pressure on the rear pulley. Whether you are running a stock setup or a highly modified 50cc engine, these springs help keep your CVT in the powerband longer, improving uphill climbing and snappier throttle response.\u003c\/p\u003e\u003ch3\u003ePrecision Tuning Options\u003c\/h3\u003e\u003cp\u003eEvery rider’s setup is unique, which is why Polini includes two distinct spring rates in this master set:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e7% Increase (White):\u003c\/strong\u003e Ideal for stock engines or riders looking for a slight boost in mid-range acceleration without over-revving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15% Increase (Blue):\u003c\/strong\u003e The go-to choice for scooters with performance variators, exhaust upgrades, or big-bore kits that require higher RPM engagement.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Performance Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Tensile Silicon Steel:\u003c\/strong\u003e Manufactured from premium alloy to resist \"spring fatigue,\" ensuring consistent tension even after hours of high-heat operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Belt Slip:\u003c\/strong\u003e Increased seat pressure prevents the drive belt from slipping under heavy load, maximizing power delivery to the rear wheel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Shift Recovery:\u003c\/strong\u003e Helps the transmission \"downshift\" faster when slowing for corners or approaching an incline.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItalian Engineering:\u003c\/strong\u003e Precision-wound by \u003cstrong\u003ePolini\u003c\/strong\u003e in Italy to match the exact tolerances of the Honda 50cc 4-stroke drivetrain.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eComprehensive Fitment Guide\u003c\/h3\u003e\u003cp\u003eThis spring set (243.020) is a direct-fit performance upgrade for the following models:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBrand \/ Engine\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eCompatible Models\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHonda (GET)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRuckus (NPS50), Metropolitan (CHF50 \/ NCH50)\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rates Included:\u003c\/strong\u003e +7% and +15% over OEM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Silicon-Steel Alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e 243.020\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVendor:\u003c\/strong\u003e Polini Motori\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cblockquote\u003e\n\u003cstrong\u003eMechanic's Note:\u003c\/strong\u003e If your Ruckus \"bogs\" when you hit a hill, your stock spring isn't pushing back hard enough.\u003c\/blockquote\u003e\u003cblockquote\u003e\n\u003cstrong\u003eTuning Tip:\u003c\/strong\u003e Start with the 7% spring for a daily commuter. If you find the belt is still slipping or you want more aggressive \"gear\" holding, step up to the 15% blue spring.\u003c\/blockquote\u003e\u003cblockquote\u003e\n\u003cstrong\u003ePro Tip:\u003c\/strong\u003e These work best when paired with a \u003cstrong\u003e\u003ca href=\"https:\/\/www.scooterworks.com\/products\/polini-hi-speed-variator-honda-ruckus-metropolitan\"\u003ePolini Hi-Speed Variator\u003c\/a\u003e\u003c\/strong\u003e for a total transmission transformation!\u003c\/blockquote\u003e\u003cp style=\"font-size: 0.85em; color: #666;\"\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e 1200-1211, 243.020\u003cbr\u003e\u003cstrong\u003eVendor:\u003c\/strong\u003e Polini\u003c\/p\u003e","brand":"Polini","offers":[{"title":"Default Title","offer_id":46759888191768,"sku":"1200-1211","price":35.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/products\/1200-1211_b8b387b0-8552-41e6-952c-85c8b02f5762.jpg?v=1695305558","url":"https:\/\/www.scooterworks.com\/products\/polini-performance-torque-spring-set-honda-ruckus-metro-1200-1211","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}