Model No. E350 Motor type BLDC Color Matt Black Electronic specifications Rated voltage (DC) 48V Rated power (W) 350 max. torque (N.m) 40 efficiency (%) ≧82 Reduction Ratio 1:13 Installation parameters Brake Disc/V Brake Installation Widths (mm/OLD) 138 Cabling Route Shaft Side, Left Spoke Specification 36H * 13G Installation position Rear Wheel