If you choose to perform auto repairs on your own Benelli 125 SE then it is always a good idea to own a Workshop Manual for a reference should you want to know easy methods to take off a specific part such as the Brake Pads and match it again the right way.
Benelli 125 SE Workshop Manuals are able to offer specified diagnostic information for your car therefore if something is not working it helps you ascertain what the problem is and ways to make it better. You can then assess if this can be achieved on your own or if ever the job is too big you can book your 125 SE right into a suitable mechanic.
Benelli 125 SE manual