If you want to carry out repairs to your Sherco ST 125 then it is usually a good plan to have access to a Workshop Manual for a reference in case you need to know the way to take out a certain component for example, the Wheel Bearing and install it again in the right way.
Sherco ST 125 Workshop Manuals provides distinct diagnostic information for the car so if something is playing up it helps you figure out what the problem is and tips on how to resolve it. After that you can determine if this can be achieved on your own or if ever the job is just too big you can make a reservation for your ST 125 in with a local repair garage.
Sherco ST 125 manual