If you have to carry out repairs for your Sherco ST 125 then it is usually a great idea to have a Workshop Manual to use as a guide if perhaps you want to know how to strip off a particular part such as the Brake Discs and match it again safely.
Sherco ST 125 Workshop Manuals can provide exact diagnostic guidelines with regards to your car or truck therefore if something is broken it will help you work out what the problem is and the best way to fix it. You will be able to assess if you can do this on your own or if ever the job is too big you could book your ST 125 in to a suitable repair garage.
Sherco ST 125 manual