Front Caliper Disassembly / Inspection - Polaris RZR PRO XP 2020 Service Manual

FRONT CALIPER DISASSEMBLY /
INSPECTION
1. Remove the mount bracket assembly
w
boots .
2. Thoroughly clean the caliper before disassembly and
prepare a clean work area for disassembly.
3. Use a commercially available caliper piston pliers to
e
extract the pistons from the caliper
IMPORTANT
Do not remove the caliper pistons with a standard
pliers. The piston sealing surface will become damaged
if a standard pliers is used.
9850068 R01 - 2020-2021 RZR PRO XP / XP 4 Service Manual
© Copyright Polaris Industries Inc.
4. Once the pistons are removed, use a pick to carefully
remove the o-rings
be replaced during caliper service.
q
and dust
5. Clean the caliper body, pistons, and retaining bracket
with brake cleaner or alcohol.
Be sure to clean all the seal grooves in the caliper body.
6. Inspect caliper body for nicks, scratches, pitting or
wear.
7. Measure bore size and compare to specifications.
Replace if damaged or worn beyond service limit.
8. Inspect piston for nicks, scratches, pitting or wear.
BRAKE SYSTEM
r
from the caliper. O-rings should
NOTICE
MEASUREMENT
Front Caliper Piston Bore I.D.:
Large Bore: 1.375" (34.93 mm)
Medium Bore: 1.188" (30.18 mm)
Small Bore: 1.000" (25.4 mm)
10
10.21