9
9930588 R02 - 2017-2020 RZR 900 900/S 900/S4 1000/S 1000/S4 Service Manual
© Copyright Polaris Industries Inc.
9.17
FRONT CONTROL ARM REPLACEMENT
The following procedure details upper and lower A-arm
removal and replacement on one side of the vehicle.
Upper Control Arm
1. Elevate and safely support the front of the vehicle and
remove the front wheel.
2. Remove lower shock fastener
q
from upper control
arm.
3. Remove upper ball joint pinch bolt
w
from bearing
carrier.
4. Using a soft face hammer, tap on bearing carrier to
loosen the upper A-arm ball joint end while lifting
upward on the upper control arm. Completely remove
the ball joint end from the bearing carrier.
5. Remove the front bumper to allow A-arm bolt
removal.
6. Loosen and remove the upper control arm front
through-bolt fastener
e
and rear though-bolt fastener
r
. Remove the upper control arm from the vehicle.
7. Examine A-arm bushings and pivot tube. Replace if
worn. Discard hardware.
WARNING
The locking agent on the existing bolts was destroyed
during removal. DO NOT reuse old hardware. Serious
injury or death could result if fasteners come loose
during operation.
8. If not replacing the control arm, thoroughly clean the
control arm and pivot tube.
9. Install new ball joint into control arm. (see Ball Joint
Removal page 9.19 and Ball Joint Installation page
9.19.
10.Insert new control arm bushings and pivot tube into
new control arm.
11. Install new upper control arm assembly onto vehicle
frame. Torque new bolt to specification.
TORQUE
Front Upper Control Arm Bolts:
42 ft-lb (57 Nm)
12.Insert upper control arm ball joint end into the bearing
carrier. Install upper ball joint pinch bolt into the
bearing carrier and torque bolt to specification.
TORQUE
Front Ball Joint Pinch Bolts:
42 ft-lb (57 Nm)
STEERING / SUSPENSION
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