35 Chain Rear Sprocket 40 Tooth Compatible With Mini Bikes Coleman CT100U CC100X Baja Motorsports Doodle Bug DB30 Motovox MBX10 MBX11 Mega Moto MM-B80 105cc Powersports Parts Upgrade

Premium 40T Rear Sprocket for 35 Chain Mini Bikes
✔️ 40t rear sprocket for 35 chain mini bikes, broad compatibility

This 40-tooth rear sprocket is designed for 35 chain systems and is widely used on a range of mini bikes and go-karts, including Coleman CT100U/CC100X RB100 Trail 100, Baja Motorsports Doodle Bug DB30, Motovox MBX10/MBX11, Mega Moto MM-B80 and MM-B105 electric mini bikes.

✅ 40 tooth rear sprocket for 35 chain compatibility
✅ 6-hole mounting with 1.92" (49 mm) spacing for easy fit
✅ Machined from durable metal alloy for strength
✅ Black finish for clean, low-profile install
✅ Note: 40T is smaller than original 75T; chain length may need shortening

💡 What is a sealed ball bearing unit used for in small hobby machines and wheels?

- Reduces friction in rotating parts - Supports radial loads and keeps shafts aligned - Extends life in dusty environments ✝️