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9929419 R02 - 2018-2019 RZR XP / XP 4 Turbo S Service Manual
© Copyright Polaris Industries Inc.
9.17
9. Measure piston diameter and replace if damaged or
worn beyond service limit.
MEASUREMENT
Front Caliper Piston O.D.:
Large: 1.3685-1.3700″ (34.76-34.80 mm)
Medium: 1.1860-1.1875″ (30.12-30.16 mm)
Small: .9985-1.000″ (25.36-25.40 mm)
10.Inspect the brake disc and pads as outlined in this
chapter.
BRAKE PAD INSPECTION
Measure the thickness of the pad material and backing
plate with a caliper. Replace pads if worn beyond the
service limit.
MEASUREMENT
Turbo S Brake Pad Thickness:
.386 ± .007″(9.80 ± .19 mm)
Service Limit:
.219″ (5.55 mm)
MEASUREMENT
Turbo S4 Brake Pad Thickness:
.296 ± .007″(7.53 ± .19 mm)
Service Limit:
.180″ (4.6 mm)
BRAKE SYSTEM
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