Jeep XJ. Manual — part 10
(8) Lower the axle until the spring is free from the
upper mount. Remove the coil spring clip and remove
the spring.
(9) Pull jounce bumper out of mount.
INSTALLATION
(1) Install jounce bumper into mount.
(2) Position the coil spring on the axle pad. Install
the spring clip and bolt. Tighten bolt to 21 N·m (16
ft. lbs.).
(3) Raise the axle into position until the spring
seats in the upper mount.
(4) Install the stabilizer bar links and shock
absorbers to the axle bracket.
(5) Install the track bar to the body rail bracket.
(6) Install the lower suspension arms to the axle.
Install mounting bolts and nuts finger tight.
(7) Install the front propeller shaft to the axle.
(8) Install the wheel and tire assemblies.
(9) Remove the supports and lower the vehicle.
(10) Tighten lower suspension arms nuts to 115
N·m (85 ft. lbs.).
STEERING KNUCKLE
For service procedures on the steering knuckle and
ball joints refer to Group 3 Differentials And Driv-
eline.
LOWER SUSPENSION ARM
REMOVAL
(1) Raise and support the vehicle.
(2) Remove the lower suspension arm nut and bolt
from the axle bracket.
(3) Remove the nut and bolt from the rear bracket
and remove the lower suspension arm (Fig. 3).
INSTALLATION
(1) Position the lower suspension arm at the axle
bracket and rear bracket.
(2) Install the bolts and finger tighten the nuts.
(3) Remove support and lower the vehicle.
(4) Tighten the front and rear nuts to 115 N·m (85
ft. lbs.).
Fig. 2 Coil Spring & Shock Absorber
1 – SPRING
2 – SCREW
3 – SPRING RETAINER
4 – NUT
5 – RETAINER
6 – GROMMET
7 – ISOLATOR
8 – BUMPER
9 – SPRING
10 – NUT
11 – SCREW
12 – SHOCK ABSORBER
13 – RETAINER
14 – GROMMET
15 – FRAME
16 – CONTROL ARM
2 - 10
SUSPENSION
XJ
REMOVAL AND INSTALLATION (Continued)
UPPER SUSPENSION ARM
REMOVAL
(1) Raise and support the vehicle.
(2) Remove the upper suspension arm nut and bolt
at the axle bracket.
(3) Remove the nut and bolt at the frame rail and
remove the upper suspension arm (Fig. 3).
INSTALLATION
(1) Position the upper suspension arm at the axle
and frame rail.
(2) Install the bolts and finger tighten the nuts.
(3) Remove the supports and lower the vehicle.
(4) Tighten the nut at the axle to 75 N·m (55 ft.
lbs.). Tighten the nut at the frame bracket to 90 N·m
(66 ft. lbs.).
FRONT AXLE BUSHING
REMOVAL
(1) Remove the upper suspension arm from axle.
(2) Position Spacer 7932-3 over the axle bushing
on a 4x2 vehicle and right side on a 4x4 vehicle.
(3) Place Receiver 7932-1 over flanged end of the
bushing. (Fig. 4).
(4) Place small end of Remover/Install 7932-2
against other side of the bushing.
(5) Install bolt 7604 through remover, bushing and
receiver.
(6) Install Long Nut 7603 and tighten nut too pull
bushing out of the axle bracket.
(7) Remove nut, bolt, receiver, remover and bush-
ing.
NOTE: On 4x2 vehicle and right side of 4x4 vehicle,
leave Spacer 7932-3 in position for bushing instal-
lation.
INSTALLATION
(1) Place Receiver 7932-1 on the other side of the
axle bracket.
(2) Position new bushing up to the axle bracket.,
and large end of Remover/Install 7932-2 against the
bushing (Fig. 5).
(3) Install bolt 7604 through receiver, bushing and
installer.
(4) Install Long Nut 7603 and tighten nut to draw
the bushing into the axle bracket.
(5) Remove tools and install the upper suspension
arm.
Fig. 3 Upper and Lower Suspension Arms
1 – BOLT
2 – UPPER ARM
3 – NUT
4 – BOLT
5 – NUT
6 – FRAME RAIL
7 – LOWER ARM
8 – NUT
9 – BOLT
10 – NUT
Fig. 4 Bushing Removal
1 – RECEIVER
2 – AXLE BRACKET
3 – BOLT
4 – REMOVER/INSTALLER
5 – LONG NUT
XJ
SUSPENSION
2 - 11
REMOVAL AND INSTALLATION (Continued)
STABILIZER BAR
REMOVAL
(1) Raise and support the vehicle.
(2) Remove nuts, retainers and grommets from the
links at the stabilizer bar (Fig. 6).
(3) Remove the links mounting nuts and bolts
from the axle brackets.
(4) Remove the stabilizer bar clamps from the
body rails. Remove the stabilizer bar.
INSTALLATION
(1) Inspect stabilizer bar bushings. Replace bush-
ings if cracked, cut, distorted, or worn.
(2) Position the stabilizer bar on the body rail and
install the bushings and clamps. Ensure the bar is
centered with equal spacing on both sides. Tighten
the bolts to 75 N·m (40 ft. lbs.).
(3) Install the links and grommets onto the stabi-
lizer bar and axle brackets.
(4) Tighten the link nuts at the axle bracket to 95
N·m (70 ft. lbs.).
(5) Tighten the link nuts at the stabilizer bar to 36
N·m (27 ft. lbs.).
(6) Remove the supports and lower the vehicle.
TRACK BAR
REMOVAL
(1) Raise and support the vehicle.
(2) Remove the cotter pin and nut from the ball
stud end at the body rail bracket.
(3) Use a universal puller tool to separate the ball
stud from the frame rail bracket.
(4) Remove the bolt and flag nut from the axle
shaft tube bracket (Fig. 7).
(5) Remove the track bar.
INSTALLATION
(1) Install the track bar at axle tube bracket.
Loosely install the retaining bolt and flag nut.
(2) It may be necessary to pry the axle assembly
over to install the track bar at the body rail. Install
track bar at the body rail bracket. Install the retain-
ing nut on the stud.
(3) Remove the supports and lower the vehicle.
(4) Tighten the retaining bolt at the axle shaft
tube bracket to 54 N·m (40 ft. lbs.).
(5) Tighten the ball stud nut to 81 N·m (60 ft.
lbs.). Install a new cotter pin.
HUB BEARING
REMOVAL
(1) Raise and support the vehicle.
(2) Remove the wheel and tire assembly.
(3) Remove the brake caliper, rotor and ABS wheel
speed sensor, refer to Group 5 Brakes.
(4) Remove the cotter pin, nut retainer and axle
hub nut (Fig. 8).
Fig. 5 Bushing Installation
1 – REMOVER/INSTALLER
2 – AXLE BRACKET
3 – BOLT
4 – RECEIVER
5 – LONG NUT
Fig. 6 Stabilizer Bar (LHD)
1 – RETAINER
2 – GROMMET
3 – BUSHING
4 – CLAMP
5 – STABILIZER BAR
6 – LINK
2 - 12
SUSPENSION
XJ
REMOVAL AND INSTALLATION (Continued)
(5) Remove the hub bearing mounting bolts from
the back of the steering knuckle. Remove hub bear-
ing from the steering knuckle and off the axle shaft.
INSTALLATION
(1) Install the hub bearing and brake dust shield
to the knuckle.
(2) Install the hub bearing to knuckle bolts and
tighten to 102 N·m (75 ft. lbs.).
(3) Install the hub washer and nut. Tighten the
hub nut to 237 N·m (175 ft. lbs.). Install the nut
retainer and a new cotter pin.
(4) Install the brake rotor, caliper and ABS wheel
speed sensor, refer to Group 5 Brakes.
(5) Install the wheel and tire assembly.
(6) Remove support and lower the vehicle.
WHEEL MOUNTING STUDS
CAUTION: Do not use a hammer to remove wheel
studs.
REMOVAL
(1) Raise and support vehicle.
(2) Remove wheel and tire assembly.
(3) Remove brake caliper, caliper adapter and
rotor, refer to Group 5 Brakes for procedure.
(4) Remove stud from hub with Remover C-4150A
(Fig. 9).
INSTALLATION
(1) Install new stud into hub flange.
(2) Install three washers onto stud, then install
lug nut with the flat side of the nut against the
washers.
(3) Tighten lug nut until the stud is pulled into
the hub flange. Verify that the stud is properly
seated into the flange.
(4) Remove lug nut and washers.
(5) Install the brake rotor, caliper adapter, and cal-
iper, refer to Group 5 Brakes for procedure.
(6) Install wheel and tire assembly, use new lug
nut on stud or studs that were replaced.
(7) Remove support and lower vehicle.
Fig. 7 Track Bar (LHD)
1 – NUT
2 – SUPPORT BRACKET
3 – LEFT FRAME RAIL
4 – STUD
5 – SCREW
6 – COTTER PIN
7 – NUT
8 – FRAME BRACKET
9 – NUT PLATE
10 – TRACK BAR
11 – BALL STUD END
12 – NUT
XJ
SUSPENSION
2 - 13
REMOVAL AND INSTALLATION (Continued)
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