Universal Mini Bike Compatibility: 40T 420 chain wheel rear chain 6-hole sprocket for Coleman CT100U CC100X RB100 B100 for Baja Doodle Bug DB30 for Monster Mega Moto MMB80/105cc for Motovox MBX10 mini bike sprocket.
Heavy-Duty Construction: Made from high-grade steel with corrosion-resistant treatment, this 40 tooth 420 sprocket withstands extreme loads and high RPM. The durable 6-hole mounting pattern ensures secure attachment and long-lasting performance under demanding conditions.
High-performance Speed Design: Engineered for 212cc and larger engines, this 40 tooth sprocket 420 chain wheel delivers optimal power transfer and acceleration. The precision-cut 40t design reduces chain slippage while maintaining consistent power delivery at high speeds-perfect for racing and performance riding.
Enhanced Riding Efficiency: Reduces torque strain on your mini bike's torque strain while improving overall engine efficiency. The optimized tooth profile minimizes chain wear for smoother operation and extended component life.
Easy Bolt-On Installation: Direct replacement for worn 40 tooth 420 chain wheel with no modifications required. The universal 6-hole design fits most mini bike rear wheels, getting you back on the road or track in minutes. Tailored for mini bike racing aficionados.
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