If you wish to do repairs to your Yamaha DT 125 LC then it is always a good idea to possess a Workshop Manual for a guide if you need to know easy methods to remove a certain component for example the Brake Discs and match it again properly.
Yamaha DT 125 LC Workshop Manuals are able to offer precise diagnostic guidelines for your car so if something is not working it helps you understand what the problem is and easy methods to make it better. Then you are able to determine if this can be achieved on your own or in case the job is just too big you are able to make a booking for your DT 125 LC in to a trusted mechanic.
Yamaha DT 125 LC manual