If you wish to conduct maintenance to your Veli Vl250GY then it is usually a great idea to possess a Workshop Manual to keep just for personal reference in the event that you want to know techniques to take out a certain component including Wheel and install it again accurately.
Veli Vl250GY Workshop Manuals can provide special diagnostic info with regards to your vehicle so if something is broken it helps you figure out what the situation is and methods to resolve it. After that you can decide if you can do this on your own or in case the job is simply too big you can make a reservation for your Vl250GY in to a decent garage.
Veli Vl250GY manual