If you want to do auto repairs on your KTM 990 Super DukeTitanium then it will always be a great idea to have access to a Workshop Manual to use as personal reference should you want to know proven methods to strip off a particular part for example Brake Discs and fit it again the right way.
KTM 990 Super DukeTitanium Workshop Manuals will give you identifiable diagnostic info for your car therefore if something is not working it helps you work out what the situation is and some ways to correct it. You can then evaluate if this can be achieved on your own or in the event the job is just too big you are able to make a reservation for your 990 Super DukeTitanium right into a decent car garage.
KTM 990 Super DukeTitanium manual