Motor characteristics:  

[Simple installation] Easy to convert, DIY Rear wheel electric bicycle conversion kit, suitable for bicycles with a ear drop size "135-142mm", easily convert your pedal bicycle to motorized bicycle within 1 hour.

[Complete Accessories] Equipped with all necessary accessories. Rear wheel and motor, controller, display (optional), brake lever, thumb throttle, PAS, extension cable, controller package.

[Not recommended] We do not recommend that you install a motor kit on a carbon fiber bicycle

[DDP Service] The following countries include DDP service. Taxes and fees are paid by us. (Russian Federation, United States, Canada, Ukraine, South Korea, Germany, France, Spain, Netherlands, Italy, Bulgaria, Belgium, Latvia, Poland, Denmark, Finland, Portugal, Sweden, Slovakia, Slovenia, Greece, Hungary, Czech Republic, Lithuania , Luxembourg, Romania, Ireland, Estonia, Austria, Croatia, Australia)

[Delivery] Fast delivery, delivery within 48 hours after placing the order.


  250W-500W Motor Wheel:  

1. Full Speed:

    250W about 25-28km/h,

    350W about 28-30km/h,

    500W about 30-32km/h,

    (different wheel size, road&weather condition and rider's weight will have different speed)

2. Hub Motor:

    Brushless gear Hub Motor

3. Rim:Double-wall Aluminium Alloy Rim

4. Wheel Bottom bracket: Rear 135-142mm

5. Torque:

    29-31.2N.M with 250W

    31.8-33N.M with 350W

    60-63N.M with 500W

6. RPM:

   207-270Rpm for 250W

   231-270Rpm for 350W

   265-325Rpm for 500W

7. Magnet height:22-24H

8.Operating Temperature: -20-45℃

9.Installation: Rear

10.Certification: CE

11.Wheel Diameter (Inch): 16/20/24/26/27.5/28/29/700Cinch---Optional


  JN Controller  

JN 17A

●Dimension :94*52*30

●Maximum current :17±1A

●Rated current :8A

●Mosfets :6 mosfets

●Weight :213g

JN 26A

●Dimension :124*62*38mm

●Maximum current :26±1A

●Rated current :13A

●Mosfets :9 mosfets

●Weight :349g


  Packing List  

Noted:Conversion Kit not include Battery, tire, freewheel, disc brake.( If you need a Battery, tire, freewheel, disc brake, Please contact us for an additional fee )

1 * Motor wheel

1 * Controller

1 * Controller Bag

1 pair * Power cut-off Brake lever

1 * Display (Option)

1 * 8 Magnet Pedal Assistant Sensor

1 * Thumb Throttle (default)