If you choose to undertake adjustments on your Aprilia Leonardo then it is always recommended to possess a Workshop Manual to keep just for reference in case that you want to know easy methods to take off a specific component for instance the Wheel and install it again effectively.
Aprilia Leonardo Workshop Manuals gives you specified diagnostic info for the automobile therefore if something is broken it helps you ascertain what the issue is and methods to resolve it. After that you can decide if this can be achieved on your own or in the event the job is simply too big you can book your Leonardo in to a trusted repair garage.
Aprilia Leonardo manual