What types of electric bicycles are there?
Electric bicycles can be classified into different types with wheels diameters that range from of 20 to 28 inches, etc. They can also be grouped into chain transmission, frictional transmission, camshaft transmission, and CVT (continuously variable) according to their transmission modes, or into general electric type, and mixed mode type according to their driving power. In addition, on the basis of the electric motor modes, such bicycles can also be categorized as brushless DC motor, brush-and-tooth motor and toothless brush-type motor. Rayben electric bicycle conversion kits employ only brushless DC motors which do not require the maintenance of brushed DC motors.