{"product_id":"ncy-transmission-power-kit-yamaha-zuma-125-2022","title":"NCY Transmission Power Kit - Yamaha Zuma 125 2022+","description":"\u003cp\u003eThe \u003cstrong\u003eNCY Transmission Power Kit for the Yamaha Zuma 125 (2022+)\u003c\/strong\u003e is a complete CVT overhaul solution engineered for riders who demand more from their drivetrain. Designed as a bolt-in performance upgrade, this kit replaces every critical component in the variator-to-clutch circuit with NCY's precision-manufactured parts — giving you a tighter, more responsive power delivery from idle to top speed.\u003c\/p\u003e\u003cp\u003eAt the heart of the kit is the \u003cstrong\u003eNCY Variator Kit (1200-1286)\u003c\/strong\u003e, paired with the \u003cstrong\u003eNCY Secondary Sheave (1200-1288)\u003c\/strong\u003e and a \u003cstrong\u003e1500 RPM NCY CVT Spring (1200-1291)\u003c\/strong\u003e for a firm, predictable engagement point. The drivetrain is completed by the \u003cstrong\u003eNCY Star Clutch Bell (1200-1289)\u003c\/strong\u003e and \u003cstrong\u003eNCY Clutch (1200-1290)\u003c\/strong\u003e, ensuring consistent power transfer and reduced heat buildup under sustained load.\u003c\/p\u003e\u003cp\u003eTo dial in performance for your riding style, the kit includes \u003cstrong\u003ethree sets of roller weights — 7g, 8g, and 9g\u003c\/strong\u003e — so you can tune shift behavior whether you're optimizing for low-end torque, top-end speed, or a balanced street setup. Swap weights in minutes; no special tools required.\u003c\/p\u003e\u003cp\u003eDyno-tested: NCY kit with 8g rollers and 1500 RPM spring achieved \u003cstrong\u003e10.24ps at 50.53 km\/h\u003c\/strong\u003e vs. stock 9.39ps at 85.35 km\/h — more power delivered earlier in the RPM range.\u003c\/p\u003e\u003ch3\u003eKit Contents\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNCY Variator Kit (1200-1286) — turbine-cut polished aluminum drive face\u003c\/li\u003e\n\u003cli\u003eNCY Secondary Sheave \/ Movable Face (1200-1288)\u003c\/li\u003e\n\u003cli\u003eNCY CVT Spring 1500 RPM (1200-1291)\u003c\/li\u003e\n\u003cli\u003eNCY Star Clutch Bell (1200-1289) — black anodized aluminum\u003c\/li\u003e\n\u003cli\u003eNCY Clutch \/ 3-Shoe Clutch Assembly (1200-1290)\u003c\/li\u003e\n\u003cli\u003eThree roller weight sets: 7g, 8g, and 9g (6 rollers per set)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eCalifornia Prop 65 Warning: www.p65warnings.ca.gov\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eComplete CVT overhaul kit — variator, sheave, spring, clutch bell, and clutch assembly\u003c\/li\u003e\n\u003cli\u003eDyno-proven: 10.24ps vs stock 9.39ps with 8g rollers and 1500 RPM spring\u003c\/li\u003e\n\u003cli\u003eThree roller weight sets (7g, 8g, 9g) for custom shift curve tuning\u003c\/li\u003e\n\u003cli\u003e1500 RPM CVT spring for firm, predictable engagement point\u003c\/li\u003e\n\u003cli\u003eBlack anodized star clutch bell and turbine-cut polished aluminum variator drive face\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cp\u003eFitment: Yamaha Zuma 125 2022+ | Includes: Variator (1200-1286), Secondary Sheave (1200-1288), CVT Spring 1500RPM (1200-1291), Star Clutch Bell (1200-1289), Clutch (1200-1290), 3x roller sets (7g\/8g\/9g) | SKU: 1200-1284\u003c\/p\u003e\u003ch2\u003eModel Fitment\u003c\/h2\u003e\u003cp\u003eYamaha Zuma 125 (2022 and newer)\u003c\/p\u003e","brand":"NCY","offers":[{"title":"Default Title","offer_id":67964735521089,"sku":"1200-1284","price":475.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/7785\/2225\/files\/1200-1284.webp?v=1792793661","url":"https:\/\/azscooterparts.com\/products\/ncy-transmission-power-kit-yamaha-zuma-125-2022","provider":"AZScooterParts","version":"1.0","type":"link"}