2004 Arctic Cat ATVs factory service and repair manual, Page 40Get this manual
4Remove the brake pads from the caliperInspecting and Measuring
1Inspect the pads for gouges, chips, or wear 2Inspect the disc for gouges, grooves, cracks, and warpage3Using calipers7 measure the thickness of each brake pad Brake Pedal Arm
Brake Pedal
4If the thickness of either brake pad is less than 3.2 mm (0.125 in, the brake pads must be replacedW NOTE: The brake pads should be replaced as set
W NOTE: On the 4001500, there should be 12.7 mm
(112 in free-play gap between the pedal and the footrest
Installing
1Place the brake pads into the caliperW NOTE: The metal backing of the pad will be facing the adjuster arms when installed properly