If you want to execute adjustments on your own KTM LC4 640 Supermoto then it will always be recommended to own a Workshop Manual to keep just for personal reference in case you want to know methods to strip off a particular component much like the Wheel Bearing and install it again properly.
KTM LC4 640 Supermoto Workshop Manuals provide you with exact diagnostic wisdom for your car therefore if something is faulty it helps you work out what the problem is and the best way to correct it. After that you can evaluate if this can be done by yourself or in case the job is just too big you are able to book your LC4 640 Supermoto into a nearby garage.
KTM LC4 640 Supermoto manual