If you wish to accomplish auto repairs on your own Aprilia SportCity Cube 125 then it is usually a good plan to have access to a Workshop Manual to use as a reference just in case you need to know tips on how to remove a particular part for example Brake Discs and fit it again accurately.
Aprilia SportCity Cube 125 Workshop Manuals will give you exact diagnostic information for the car therefore if something is not working it helps you determine what the issue is and ways to fix it. You can then evaluate if this can be done on your own or if the job is simply too big you are able to book your SportCity Cube 125 right into a nearby car garage.
Aprilia SportCity Cube 125 manual