Wide Compatibility: Our upgraded high-performance 40t high-torque rear chain with 6-hole sprocket is compatible with minibikes such as the Coleman CT100U, CC100X, Mega Moto 80, 105, Baja, Doodle Bug, DB30, RB100, B100, Motovox, MBX10, and MBX11. It is also compatible with the FPR GMB100 rear sprocket.
Precision Design: The teeth on the edges of this mini bike sprocket are cut using precision cutting technology, ensuring a perfect fit with the 420 chain sprockets, ensuring smooth operation, reducing chain wear, and extending chain life.
High-Quality and Durable: This 40T sprocket chain is made from high-quality carbon steel and coated with a metal layer to prevent rust. It maintains power output in any weather, ensuring the durability of the minibike rear sprocket.
Fast revs, strong power: This 420 sprocket chain is suitable for engines 212cc and larger. While the front sprocket remains unchanged, a smaller rear sprocket provides faster revs, superior torque, and reduced fuel consumption.
Kit includes: 1 40T mini bike rear sprocket, 6 420 master links, 6 screws, 1 small wrench, 1 small gear, 2 key pins. Please confirm the size matches your requirements before purchasing.