9
9926813 R04 - 2013-2016 RZR 570 Service Manual
© Copyright Polaris Industries Inc.
9.25
FRONT BRAKE DISC
DISC RUNOUT
1. Mount dial indicator as shown to measure disc
runout. Slowly rotate the disc and read total runout
on the dial indicator. Replace the disc if runout
exceeds specification.
Brake Disc Runout
Service Limit .010” (.254 mm)
DISC INSPECTION
1. Visually inspect disc for scoring, scratches, or
gouges. Replace the disc if any deep scratches are
evident.
2. Use a 0-1″ micrometer and measure the disc
thickness at eight different points around the pad
contact surface. Replace disc if worn beyond service
limit.
Brake Disc Thickness
New .188″ (4.78 mm)
Service Limit .170″ (4.32 mm)
Brake Disc Thickness Variance
Service Limit: .002″ (.051 mm)
difference between measurements
BRAKE SYSTEM
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