Brake Disc Inspection - Polaris RZR PRO R Service Manual

BRAKE DISC INSPECTION

1. Visually inspect disc for scoring, scratches and
gouges. Replace disc if deep scratches are evident.
2. Using a micrometer, measure disc thickness at eight
different points around the pad contact surface.
MEASUREMENT
Brake Disc Thickness
.295 ± .008"(7.5 ± .2 mm)
Service Limit: .268" (6.8 mm)
Brake Disc Thickness Variance:
Service Limit: 0.002" (0.051 mm)
3. Mount a dial indicator. Slowly rotate the disc and read
runout on the dial indicator Replace disc if runout
exceeds specifications.
MEASUREMENT
Brake Disc Runout:
.010" (0.25 mm)
9940259 R02 - 2022 RZR PRO R / PRO R 4 Service Manual
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