If you need to do maintenance on your own Piaggio X7 250 then it is always recommended to have a Workshop Manual for personal reference should you want to know techniques to strip off a specific part much like the Wheel Bearing and install it again adequately.
Piaggio X7 250 Workshop Manuals can provide identifiable diagnostic details on your vehicle therefore if something is wrong it helps you ascertain what the situation is and ways to repair it. You can then analyse if this can be done yourself or in the event the job is too big it is possible to make a booking for your X7 250 in to a trusted car garage.
Piaggio X7 250 manual