If you have to perform auto repairs on your own Veli ZQ 125 4 then it is usually recommended to have a Workshop Manual to keep just for a guide in case you want to know the best ways to remove a certain component for example the Clutch and install it again perfectly.
Veli ZQ 125 4 Workshop Manuals offers clear exact diagnostic info on your vehicle so if something is broken it helps you find out what the problem is and the best way to make it better. Then you are able to analyse if you can do this by yourself or in case the job is simply too big you can book your ZQ 125 4 right into a local friendly mechanic.
Veli ZQ 125 4 manual