This rear-drive motor, which is compatible with disc brakes, has a rated power of 500W, a reduction ratio of 1:5 and a maximum torque of 80 N.m, providing ideal power. Strong and efficient, this motor works together with a cassette or freewheel speed change mechanism, greatly enhances riding comfort and is suitable for fat tyre beach and snow bikes.
Features & Specifications:
- 
Rated Power: 500W
- Rated Voltage: 48V
- Max Torque: 80nm
- Installation Width: 175mm
- Installation for 4" Fat Tyre Bike Rims
- Designed for Rear Wheels with 7 Speed Shimano Cassettes 
- Designed for Front Wheel Dual Motors without Cassette
- Requires 500W Rated controller to operate
- Compatible replacement for Ampd Bikes with 500W motors