If you wish to perform auto repairs on your Sachs MadAss 125 then it is always a great idea to have a Workshop Manual to use as a reference just in case you need to know the best ways to take out a certain component including Wheel Bearing and match it again perfectly.
Sachs MadAss 125 Workshop Manuals will give specified diagnostic guidelines with regards to your automobile so if something is not working it helps you discover what the situation is and some ways to make it better. After that you can decide if you can do this on your own or in the event the job is too big you could make a reservation for your MadAss 125 into a decent car garage.
Sachs MadAss 125 manual