{"product_id":"universal-parts-type-3-pocket-bike-gearbox-transmission","title":"Universal Parts Type-3 Pocket Bike Gearbox Transmission","description":"Restore the snap and reliability of your drivetrain with the Universal Parts Type-3 Gearbox Transmission . Specifically engineered for 47cc and 49cc air-cooled 2-stroke engines, this \"Cag-style\" transmission acts as a direct-fit replacement for worn or grinding factory gearboxes. Whether you're refreshing a pit bike or building a custom pocket quad, this gearbox ensures your engine's torque is efficiently delivered to the ground with minimal friction and maximum durability. Key Performance Features Optimized 6-Tooth Sprocket: Pre-installed with a high-tensile 6-tooth drive sprocket, perfect for maintaining high-end speed on small-displacement racing engines. Chain Compatibility: Fully compatible with T8F \/ BF05T chain standards, the most common sizes for import pocket bikes and quads. Precision 78mm Clutch Drum: Features a balanced internal drum design that matches standard 3-shoe centrifugal clutches for smooth engagement and reduced heat build-up. Direct Bolt-On Fit: Designed as a \"drop-in\" assembly with standard mounting patterns, requiring zero modifications to your Cag or Daytona-style frame. Comprehensive Fitment Guide This Type-3 Gearbox is a direct replacement for 47cc and 49cc 2-Stroke engines used in: Vehicle Category Common Compatible Styles Pocket Bikes Cagllari CAG, Daytona, MTA1, MTA2, Lucky 7 Pocket Quads \/ ATVs 47cc \/ 49cc Mini Quads \u0026amp; Dirt Bikes Go-Karts Small-frame 2-stroke \"Stand-up\" Goped-style karts Technical Specifications Type: Type-3 Gearbox Transmission Sprocket Size: 6-Tooth Clutch Drum ID: 78mm Overall Height: 57mm Material: Cast Aluminum Housing \/ Steel Internals Chain Size: T8F or BF05T Installation Tip: When installing, ensure your chain tension has roughly 1\/2 inch of \"play\" to prevent premature wear on the gearbox output shaft bearings. About Universal Parts Universal Parts is a comprehensive line of quality, affordable replacement parts for Chinese-made scooters, pocket bikes, and ATVs. From basic consumables to complete drivetrain assemblies, Universal Parts offers reliable solutions to keep your ride running. California Prop 65 Warning","brand":"universal parts","offers":[{"title":"Default Title","offer_id":48045366214843,"sku":"157-8","price":23.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/1340\/6651\/files\/451037.jpg?v=1783058288","url":"https:\/\/thriftyscooters.com\/products\/universal-parts-type-3-pocket-bike-gearbox-transmission","provider":"Thrifty Scooters","version":"1.0","type":"link"}