2004 Skidoo ZX Series Service Manual, Page 420Get this manual
Section 08 TRANSMISSION Subsection 05 (BRAKE)
CAUTION: Do not let the caliper hang by the hose and do not stretch or twist the hose Remove retainers no12 from the pins no13 Pull out the pins which releases the spring no141 2
A03D2KA
TYPICAL 1Brake disc not centered 2Brake disc centered 3Apply brake before checking
A30D1DA
Apply brake then recheck
TYPICAL 1Retainer 2Spring 3Pins