@ d8veh:
I´m thinking about ordering the xiongda-motor (frontmotor, V-brake) for my 28" crossbike.
I´m about 170lbs, and would like to have good assitance at steep hills of about 15%.
I just ordered 130 Sony US18650v3 Konion-cells (3,6V, 2.250mAh, 10A max/cell), for two battery packs á 12s5p...