eBike construction details

I had a great time giving a talk at dorkbot-sea about my build. Lots of great questions.

A couple of people asked how the motor is attached to the controller. Here’s a close up that shows the torque plate machined out of 1/4″ mild steel along with the motor wires with a drip loop.

Torque plate on left side of axle.

Battery Management System showing fully charged (except for one cranky cell)