motor issue

I recently bought a preowned Smartbike M3. I haven’t been getting the speeds I was expecting from the battery motor pairing though. The battery is a 3 cell 48v 16ah. Motor is a bafang 48v 250w (when I scan the QR code on the motor it says RM G0C0.D 11 F2VA110061). Controller says...

I recently purchased a bike with a bafang ultra motor after 3 months the motor seized and stopped working. After returning the motor to the bike shop they said the motor had got dirt in it was on the way to burning out and that I was responsible. All I’ve done is ride on bitumen bike paths. I’m...

Hi, about a month ago my e-assist suddenly stopped working when riding slow up a dirt road with a decent grade. In addition to not providing assist there was resistance when rolling the bike backward. Since then I have taken the entire motor apart, changed the controller, and looked for damage...

Hi, I am cyclist (able for maintenance on any bike) but new e-bike enthusiast using a BAFANG motor with C963 display. I have a cargo-bike (Yuba) which is secondhand bike used daily for school drop and pick-up (2 kids). The joy ended end of December. It is not working anymore. Motor stopped...