Page 142 - Manual_Polaris_RZR_ProXP-20-21

MAINTENANCE

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)

2.56 9930583 R01 - 2020-2021 RZR PRO XP / XP 4 Service Manual
© Copyright Polaris Industries Inc.