If you need to perform repairs on your Aprilia Atlantic 500 then it is always a good idea to have a Workshop Manual for personal reference if you need to know proven methods to take off a particular component for example Drive Shaft and fit it again perfectly.
Aprilia Atlantic 500 Workshop Manuals will give specific diagnostic wisdom for the car so if something is not working it helps you discover what the problem is and methods to fix it. You can then evaluate if you can do this on your own or if the job is simply too big it is possible to make a reservation for your Atlantic 500 in with a local repair garage.
Aprilia Atlantic 500 manual