If you want to do maintenance for your Veli VL90 6 then it is always a great idea to possess a Workshop Manual for reference in the event you want to know methods to strip off a particular component for example Drive Shaft and install it again in the correct way.
Veli VL90 6 Workshop Manuals can offer you specific diagnostic wisdom with regards to your vehicle therefore if something is faulty it helps you figure out what the issue is and tips to fix it. You will be able to analyse if this can be done on your own or if the job is simply too big you are able to make a reservation for your VL90 6 in to a suitable car garage.
Veli VL90 6 manual