If you want to perform adjustments on your Puch 125 GS then it will always be a good plan to possess a Workshop Manual for reference if you need to know simple methods to strip off a specific part such as the Exhaust and install it again properly.
Puch 125 GS Workshop Manuals provides unique diagnostic facts on your automobile therefore if something is wrong it will help you discover what the issue is and the best way to resolve it. Then you are able to analyse if this can be achieved by yourself or if ever the job is just too big it is possible to book your 125 GS in with a local mechanic.
Puch 125 GS manual