If you need to carry out auto repairs on your Skyteam ST125 then it is usually a good plan to have a Workshop Manual to keep just for reference should you need to know the right way to take out a particular part much like the Drive Shaft and install it again accordingly.
Skyteam ST125 Workshop Manuals will provide you with specific diagnostic wisdom on your vehicle so if something is not working it can help you determine what the situation is and some ways to resolve it. You can then analyse if this can be done yourself or in the event the job is simply too big you are able to book your ST125 right into a decent garage.
Skyteam ST125 manual