If you have to accomplish fixes to your PGO Evo G Max 125 then it will always be recommended to own a Workshop Manual to use as personal reference in the event you want to know the best ways to take out a specific part for example, the Gearbox and fit it again successfully.
PGO Evo G Max 125 Workshop Manuals are able to offer particular diagnostic guides for the car therefore if something is broken it can help you figure out what the issue is and the best way to resolve it. You can then decide if this can be done by yourself or that the job is too big it is possible to book your Evo G Max 125 in to a decent friendly mechanic.
PGO Evo G Max 125 manual