2. Remove the wheel nuts, washers and front wheel.
Loosen pad adjuster screw (Item 1) 2-3 turns.
3. Remove the upper and lower caliper mounting bolts
and remove the caliper from the front hub.
NOTE
When removing caliper, use care not to damage brake
line. Support caliper so to avoid kinking or bending
brake line.
4. Push caliper piston into caliper bore slowly using a
C-clamp or locking pliers with pads installed.
NOTE
Brake fluid will be forced through compensating port
into master cylinder fluid reservoir when piston is
pushed back into caliper. Remove excess fluid from
reservoir as required.
9928485 R01 - 2017-2018 RANGER 500 / 570 Service Manual
© Copyright Polaris Industries Inc.
5. Push mounting bracket inward and slip outer brake
pad past edge. Then remove inner pad.
PAD INSPECTION
1. Measure overall thickness of brake pad with insulator
plate. Replace pads if worn beyond the service limit.
MEASUREMENT
Front Brake Pad Thickness:
New: .298 ± .007" (7.56 ± .178 mm)
Service Limit: .180" (4.6 mm)
BRAKE SYSTEM
9
9.15