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Many people asked, so we have delivered, and what a specimen we found to overhaul! :eek:

Along with our other "How-To" videos, I have just added a new one showing how to fit the new Bosch motor service kit. Hope it's helpful to someone.

Up until now, if your Bosch motor failed and it's out of warranty your options were fairly limited, prey it's a main motor bearing or buy a new motor! https://performancelinebearings.com can now repair or overhaul your Bosch motor. Repairs to circuit boards or gears are still not possible but...

People asked for a "how to" video on stripping, changing bearings and re-building a Bosch motor. So I did one! Yes, I know, I have the voice of an undertaker and a face for radio but hopefully it may help if you're wondering if this is something you can do or not, once your bike slips out of...

Hi All, Following the failure of my left-hand main crank shaft bearing in my Bosch Performance Line motor (identical bearing in the CX and earlier Active line) I tried to hunt one down. For three weeks I tried contacting every bearing supplier I could find, eventually tracking down the actual...