If you wish to accomplish maintenance tasks on your Derbi Dirt Boy then it is usually a great idea to possess a Workshop Manual to use as a guide if you need to know methods to strip off a particular component for example, the Wheel Bearing and install it again the right way.
Derbi Dirt Boy Workshop Manuals will give special diagnostic facts for the vehicle so if something is not working it can help you discover what the situation is and how to fix it. After that you can determine if this can be achieved on your own or if ever the job is just too big you can make a booking for your Dirt Boy in to a trusted garage.
Derbi Dirt Boy manual