2003 Ski-Doo ZX Series Factory Shop Manual, Page 241Get this manual
Section 05 TRANSMISSION Subsection 06 (BRAKE)
A03D11A
Pull countershaft toward driven pulley side to free from chaincase and disc Remove disc
A15D03A
DISASSEMBLY
7,15,16, Brake Pad, Brake Lever and Pin
Models with Mechanical Brake Pull pin out of caliper and remove leverFixed pad is riveted to caliper on these modelsCaliper must be split to remove moving padTo removed fixed pad, drill out its rivet then pry disc in order to free fixed padModels with Hydraulic Brake Only brake pads are available as spare partsIf caliper or master cylinder are damaged, replace each of them as an assembly
TYPICAL 1Fixed pad 2Inner caliper A1 mm (132 in) minimum
Models with Hydraulic Brake Brake pads must be replaced when lining is mm (132 in) thick or lessRefer to the photo in BRAKE PADS REPLACEMENT
17, Brake Disc
Check for scoring, cracking or bending, replace as requiredCAUTION: Brake disc should never be machined