If you have to do maintenance on your own Yamaha DT 50 X then it will always be a good idea to possess a Workshop Manual to use as reference if perhaps you want to know easy methods to take off a certain part such as the Wheel Bearing and match it again correctly.
Yamaha DT 50 X Workshop Manuals offers you identifiable diagnostic wisdom with regards to your automobile so if something is playing up it will help you find out what the issue is and ways to repair it. After that you can decide if this can be done on your own or if the job is too big you are able to make a reservation for your DT 50 X into a trusted mechanic.
Yamaha DT 50 X manual