7.4
9929422 R02 - 2017-2019 ACE 900 Service Manual
© Copyright Polaris Industries Inc.
10.Loosen and remove the lower A-arm front through-
bolt fastener
t
and rear through-bolt fastener
y
.
11. Remove lower shock fastener
u
from lower A-arm.
12.Using a soft faced hammer, lightly tap on the bearing
carrier while removing the upper joint end.
13.Remove the bearing carrier and lower A-arm from the
front drive shaft.
14.Remove the cotter pin
i
, lower ball joint nut
o
, and
washer
a
.
15.Separate the lower ball joint from the bearing carrier
using PA-51600.
NOTE
Proceed to Ball Joint Removal or if servicing the lower
Ball joint proceed to Lower Ball Joint Removal
16.Rotate bearing by hand and check for smooth
rotation. Visually inspect bearing for moisture, dirt, or
corrosion.
NOTE
Due to extremely close tolerances and minimal wear,
the bearings must be inspected visually, and by feel.
While rotating bearings by hand, inspect for rough
spots, discoloration, or corrosion. The bearings should
turn smoothly and quietly, with no detectable up and
down movement and minimal movement sideways
between inner and outer race.
17.Replace bearing if moisture, dirt, corrosion, or
roughness is evident.
FINAL DRIVE
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