If you wish to accomplish maintenance tasks on your own Hyosung SF 50 Rally then it will always be a good plan to have access to a Workshop Manual to use as a guide in case you want to know ways to take out a particular part much like the Brake Discs and install it again accordingly.
Hyosung SF 50 Rally Workshop Manuals can provide detailed diagnostic guides with regards to your vehicle therefore if something is broken it helps you work out what the situation is and the best way to fix it. After that you can decide if this can be achieved by yourself or if ever the job is simply too big you could make a booking for your SF 50 Rally right into a decent car garage.
Hyosung SF 50 Rally manual