Rear Caliper Disassembly; Rear Caliper Inspection - Polaris RANGER 1000 2020 Service Manual

BRAKE SYSTEM

REAR CALIPER DISASSEMBLY

1. Remove brake pad adjustment set screw
2. Push upper pad retainer pin inward and slip brake
q
pads past the edge and remove from the caliper.
3. Remove mount bracket
4. Using a commercially available caliper piston pliers,
y
extract the piston from the caliper body
Remove the square O-rings
e
.
Do not remove the caliper pistons with a standard
pliers. The piston sealing surfaces will become
damaged if a standard pliers is used.
5. Clean the caliper body, piston, and retaining bracket
with brake cleaner or alcohol.
NOTICE
Be sure to clean caliper body seal grooves.
10.26
o
.
w r
and dust boots &
e
.
u
from the caliper body
CAUTION

REAR CALIPER INSPECTION

1. Inspect caliper body for nicks, scratches or wear.
Measure bore size and compare to specifications.
Replace if damage is evident or if worn beyond
service limit.
t
.
Rear Caliper Piston Bore I.D.:
Standard: 1.505" (38.23 mm)
Service Limit: 1.507" (38.28 mm)
2. Inspect piston for nicks, scratches, wear or damage.
Measure diameter and replace if damaged or worn
beyond service limit.
Standard: 1.500" (38.10 mm)
Service Limit: 1.498" (38.05 mm)
3. Inspect the brake disc and pads as outlined in this
chapter.
9850045 R01 - 2020-2021 RANGER 1000 Service Manual
MEASUREMENT
MEASUREMENT
Rear Caliper Piston O.D.:
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