If you need to accomplish repairs for your Yamaha YBR250 then it will always be a good idea to own a Workshop Manual for personal reference in the event that you need to know the best way to take out a specific component for example the Drive Shaft and install it again correctly.
Yamaha YBR250 Workshop Manuals will provide you with precise diagnostic information on your car so if something is wrong it helps you identify what the issue is and how you can resolve it. After that you can assess if this can be achieved yourself or in case the job is simply too big it is possible to make a booking for your YBR250 in with a trusted garage.
Yamaha YBR250 manual