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  1. R

    Hi from Chicago- Yamaha PW, need help

    Hi Dave, it’s called derestricted-ebike.com
  2. R

    Hi from Chicago- Yamaha PW, need help

    Have a Haibike 4.0 Hard seven, Yamaha gearbox PW. Got the Speedbox 2Pw but the wires on the Speedbox going to the sensor are only 2 wires, black and white-In the video, there are 3,black,white and blue. When I turn it on, instead of saying 2.5 and 5.0, it says 1 and 3 and I get pedal assist both...
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