... -bike conversion rear motor kits1.48V 1000W brushless rear motor detail:Brushless Hub Motor 48V 1000W for Rear Wheel: 36V 200W ... Single Speed, 5-speed, six speed, seven speed4.Available Wheel Size: 20", 24", 26", 27" 700C, 28"Electric ... 1. Unscrew the existing front wheel or rear wheel on your bike2. Screw on the Wheel that comes with the kit3. ... , 36V 200W Electric Bike Conversion Kits with Rear Wheel