Ebike Motor QS273 Hub Motor QS MOTOR 4000W 273 V3 50H Spoke Hub Motor 72V Electric Motor for Electric Bicycle 

For this 273 spoke hub motor, the dropout is 152mm, it could be used for electric bike, high power electric bicycle.

273 motor means the diameter of iron ring of rotor is 273mm

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 Key Features 

1). Simplify to make a electric-scooter. Gearbox, transmission shaft, clutch are no need. Which save space.

2). It could be installed in the rear to save more space for battery.

3). Support regenerative braking

4). High efficiency: 85~92%

 Product Description 

1. Genearlly Spec:DrawingConversion Kits for 273 4000W V3 E-bike Spoke Hub Motor