Bike: Electra Townie Cruiser 7D
Motor: Bafang 1000W, 48V, 68mm (from ev-power.eu)
Battery: 50V (14S8P), 23.6Ah (from EM3ev)
Max-speed:
with 52T chain ring: 55 km/h (34 mph)
with 42T chain ring: 50 km/h (31 mph)
Before:
After:
Some extra info:
The motor from ev-power.eu had the Throttle...