9.16
9850043 R01 - 2017-2021 RANGER 500 / 570 Service Manual
© Copyright Polaris Inc.
FRONT STRUT CARTRIDGE
REPLACEMENT
1. Hold strut rod and remove top nut.
2. Compress spring using strut spring compressor
tools.
Strut Spring Compressor Tools
(PN 2871573) and (PN 2871574)
3. Remove upper strut pivot assembly.
4. Remove coil spring and collapse strut cartridge.
5. Remove two pinch bolts from strut casting.
6. Remove strut cartridge.
7. Install cartridge until bottomed in strut casting.
8. Install pinch bolts with wire clamp (s) and torque to
specification.
TORQUE
Strut Pinch Bolt:
26 ft-lbs. (35 Nm)
9. Reassemble spring and top pivot assembly. Be sure
all parts are installed properly and seated fully.
10. Torque strut rod nut to specification. Do not over
torque nut.
TORQUE
Strut Mounting Nut (top):
15 ft-lbs (21 Nm)
BALL JOINT REPLACEMENT
1. Loosen front wheel nuts slightly.
2. Elevate and safely support machine under footrest/
frame area.
CAUTION
Serious injury may result if machine tips or falls. Be
sure machine is secure before beginning this service
procedure.
3. Remove wheel nuts and wheels.
4. Remove cotter pin
q
from ball joint castle nut.
5. Remove castle nut
w
and separate A-arm from ball
joint stud
e
.
6. Remove screws and ball joint retaining plate
r
.
7. Using ball joint removal/installation tool kit (PN
2870871), remove ball joint from strut housing.
• Install puller guide
t
with extension cap
y
.
• Apply grease to extension cap and threads of puller
bolt to ease removal.
• Thread bolt
u
with nut
i
onto ball joint stud as shown.
• Apply heat to ease removal.
• Hold bolt and turn nut clockwise until ball joint is
removed from strut housing.
STEERING / SUSPENSION
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