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I have a much loved titanium bike I use for day rides. I want to convert it to be an electric gravel bike ( it has big tyre clearance ). Like all road frames up until recently it has 130 mm rear drop outs. As I would prefer to use a rear hub motor this is a problem - they don't seem to exist ! I...

I am probably one of many ( 100s ? ) with perfectly serviceable Kalkhoff bikes where we have run out of patience with failing Impulse motors. Is there an after market motor/controller option to recover the use of these bikes. At the moment I am faced with £2000 of scrap after only a couple of...

I am new but but I found this site when searching Kalkhoff Impulse issues, of which there seem to be many. I am in dispute with 50 Cycles who supplied my wife's bike- a Tasman i8. It seems that 50 cycles have given up on the Kalkhoff franchise - think I read that on here. My attempt to contact...

My first message. Both my wife and I are keen cyclists. My wife got her first pedelec ( a conversion by me ) about 5 years ago. It was a transformative experience. We can now cycle together for longer more interesting rides. She has 'upgraded' ( another story ) to a Kalkhoff Tasman which ( when...