If you choose to do maintenance tasks on your own TM racing MX 85 Junior then it is usually recommended to have access to a Workshop Manual for personal reference should you want to know tips on how to strip off a certain component for example the Gearbox and match it again the right way.
TM racing MX 85 Junior Workshop Manuals gives you exact diagnostic wisdom on your automobile therefore if something is broken it helps you find out what the problem is and how you can correct it. You can then analyse if you can do this yourself or in case the job is just too big you can book your MX 85 Junior into a suitable car garage.
TM racing MX 85 Junior manual