Rear Brake Disc; Disc Inspection; Disc Replacement - Polaris RZR 570 2013 Service Manual

REAR BRAKE DISC

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
3. Mount a dial indicator and measure disc runout.
Slowly rotate the disc and read total runout on the
dial indicator. Replace the disc if runout exceeds
specifications.
Brake Disc Runout
Service Limit .010" (.254 mm)
9926813 R04 - 2013-2016 RZR 570 Service Manual
© Copyright Polaris Industries Inc.

DISC REPLACEMENT

1. Remove rear brake caliper (see Chapter 9 – REAR
CALIPER SERVICE, page 9.31).
2. Remove wheel hub cotter pin, castle nut and
washers.
3. Remove the hub assembly from the vehicle and
remove the four bolts retaining the disc to the hub.
4. Clean the wheel hub mating surface and install new
disc on wheel hub.
5. Install new bolts and torque to specification.
TORQUE
Disc Bolts:
30 ft-lbs (41 Nm)
CAUTION
Always use new brake disc mounting bolts. The bolts
have a pre-applied locking agent which is destroyed
upon removal.
BRAKE SYSTEM
9
9.35