If you have to perform maintenance to your Cagiva 650 Elefant then it is usually recommended to have access to a Workshop Manual to use as reference in the event that you want to know the best ways to take out a certain component much like the Drive Shaft and fit it again correctly.
Cagiva 650 Elefant Workshop Manuals offer you special diagnostic guides for the vehicle therefore if something is faulty it helps you ascertain what the issue is and ways to correct it. You can then assess if this can be achieved yourself or if ever the job is simply too big you can make a booking for your 650 Elefant in with a decent friendly mechanic.
Cagiva 650 Elefant manual