If you want to do adjustments to your Hyosung GT 250 EFI then it is always recommended to have access to a Workshop Manual for a guide in the event that you need to know the best ways to take off a specific part for example, the Wheel and fit it again perfectly.
Hyosung GT 250 EFI Workshop Manuals offers you identifiable diagnostic information on your vehicle so if something is broken it will help you find out what the situation is and how to resolve it. You can then analyse if this can be achieved yourself or if the job is simply too big you can still make a reservation for your GT 250 EFI right into a suitable repair garage.
Hyosung GT 250 EFI manual