The Bionx 500 watt motor is equipped with magnetic field drive technology and there is no friction inside the motor, thus no wear.

• Type: High performance direct drive generative hub motor (no gears or brushes).

• External case: Aluminum

• Four multiplying effort levels: The motor can boost your thrusting power, depending on the assistance level selected.

• Four generation levels: The battery can be recharged when riding, braking or going downhill and of course, by plugging it in.

• Intelligent system: Using a microprocessor, the motor calculates your thrust and compensates the weakest leg to ensure a smooth progression.

• All Weather Safety: The wheel is completely sealed so you can ride your bicycle in the rain. Thermal protection prevents any overheating.

The Bionx 500 wheel motor comes spoked and mounted in 20", 24", 26" or 700 cm rims.

Shipping in the continental USA - $40

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NOTE: When ordering Bionx parts and components, be sure to select the correct system. I2C Bionx components are for pre-2009 systems and CAN-BUS components are for systems sold after May 2009.