... :1) A:motor with doublewall rim DC 36V, 150W, 250W, 300W; DC 48V, 150W, 350W, 500W. front and rear wheel motor are both available ... (100mm and 135mm for forks) for bolted disc brake and geared freel wheel designB: intelligent ... ) Connect the wire with same color11) 2m lever of front motor, handgrip, brake lever12) More options to assemble13) 200w for ...