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I bought my WW off an elderly guy who decoded it was too much bike after about 50km. I rode it to work for 2 years in rain snow ice blazing sun.... it was a great bike. It hauled ass when I needed it to. Then I got a new job working from home and it's been sitting unused for 3 years. It would...

A friend has an ecoco that won't go faster than about 14kph. The battery indicates full charge. Thoughts?

I have an ultra in front of a Rohloff hub. I pause pedalling to shift then hit the pedals again. Doing this repeatedly under heavy acceleration is probably not the best for my drive but it happens. The issue that has developed is that my cranks don't engage for almost 1/2 rotation. I haven't...

The bike, Easy Motion Evo Pro The display indicates there is a 0% battery and the battery symbol is flashing, there is an exclamation mark in a triangle all flashing and the dreaded Err:13. Checked every connector, Checked all spring pins on display & battery connection cleaned all connection...

Looking for a charger for BH Easy motion Evo 3 pin charger. Can't find one in stock anywhere. If I can't locate one, what is the connector called and where might I find one? I can hack & solder to another 36V charger.

I have a 2018(?) colt that i got used. The throttle didn't work so i put a new one on. Now it will only go 10mph under throttle. Wrong throttle? or is there programming that can make it faster?

48V 13AH Battery pack. When I hit the throttle hard on the bike the battery dies. The indicator lights at the top of the battery only show very dim and it will not opwer the bike. I remove the battery and reinstall it and it appears to work fine. If I ramp up the throttle it works at full...

I have an HP Velotechnic Street Machine GTE. It's a sweet full suspension recumbent suited to long distance tours. To that end I'm looking for a very fuel efficient mid drive to mount up and tour on. I'm thinking 2 chain rings up front and a wide range 9 speed on the back and I should be able to...

I have a 48V BBS02. I also have 2 700WH 39V batteries (11s5p). I don't have a programming cable. Before I build or buy a programming cable can my controller even be programmed to run on 36V (or 39V)? The batteries were from a BH Atom something, they're new but will not work in the bike they're...

If I had a 48v bbs02 and it 36v to it would it run? I realize I'd only be getting about 500w out of it. I know the motor would run of connected directly to pretty much any voltage but will the 48v controller run the motor on 36v or will it decide there is not enough juice and not work?