If you want to conduct adjustments for your KTM 450 SX Racing then it will always be a great idea to have access to a Workshop Manual to keep just for personal reference just in case you want to know techniques to strip off a particular part like the Brake Discs and match it again accordingly.
KTM 450 SX Racing Workshop Manuals will give you identifiable diagnostic guides for the automobile therefore if something is playing up it can help you understand what the problem is and the best way to correct it. You can then determine if this can be done by yourself or in the event the job is simply too big you can actually book your 450 SX Racing into a trusted garage.
KTM 450 SX Racing manual