Rear 135mm-142mm or Front 100mm. KT-48V 50A Use For 2000W. Noted:Conversion Kit not include Battery, tire, freewheel, disc brake. 1 pair Power cut-off Brake lever. 1 Display LCD3 or LED880 (Option).
1 8 Magnet Pedal Assistant Sensor. 1 Whole Twist Throttle (default).