If you wish to undertake maintenance tasks to your Sachs MadAss 125 then it will always be a good idea to possess a Workshop Manual to use as personal reference should you want to know how to take out a certain part like the Brake Pads and install it again efficiently.
Sachs MadAss 125 Workshop Manuals provides identifiable diagnostic guides for your automobile so if something is broken it can help you determine what the issue is and the way to resolve it. You can then determine if this can be achieved yourself or if the job is just too big you can actually book your MadAss 125 into a local garage.
Sachs MadAss 125 manual