Page 143 of 800
Page 144 of 800
FRONT AXLE HUB ASSEMBLY
FRONT AXLE26-12
<> WHEEL BEARING REMOVAL
AC102508AC
Inner race
(outside)
Outer oil seal
1. Crush th e oil seal in two pl ace s so t hat t he t abs of
th e spe c ia l too l will be caugh t on th e wheel
be aring inne r race (out side).
CAUTION
When removing the inner race (outside) from the
hub, be careful not to let the hub drop.
AC102509
MB990810
Inner race
(outside)
AC
2. Remove the wheel bearing inner race (outside) from the front hub by using special tool side
bearing puller (MB990810).
AC102510 AC
MB990938
MB990935
MB991056 or MB991355
Inner race
(outside)
3. Install the inner race (outside) that was removed
from the hub to the wheel bearing, and then use
the following special tools to remove the wheel
bearing.
•Installer bar (MB990938)
•Installer adapter (MB990935)
•Knuckle arm bridge (MB991056 or MB991355)
REASSEMBLY SERVICE POINTS
>>A<< WHEEL BEARING INSTALLATION
1. Fill the wheel bearing with multipurpose grease.
2. Apply a thin coating of multipurpose grease to the knuckle and bearing contact surfaces.
CAUTION
Press the outer race when pressing-in the wheel
bearing. Otherwise the wheel bearing will be
damaged.
AC102511
MB990883
MB990890
AC
3. Press-in the bearing by using the following special tools.
•Rear suspension bushing arbor (MB990883)
•Rear suspension bushing base (MB990890)
>>B<< HUB STARTING TORQUE CHECK
AC210929AC
MB991000
MB991017
245 ± 29 N·m
Tighten the nut
with the bolt secured
1. Tighten the following special tools to the specified torque, and then press-in the hub into the knuckle.
•Front hub remover and installer (MB991017)
•Spacer (MB991000)
2. Rotate the hub in order to seat the bearing.
Page 145 of 800
AC100136
MB990685MB990326
AB
FRONT AXLE HUB ASSEMBL Y
FRONT AXLE26-13
3.Measure the hub st a r ting torque b y using the
fo llowing special to ols.
•To rque wren ch (MB99068 5)
•Preload socket (MB9 90326 )
Limit: 1.8 N⋅m
4.Th e st arting torq ue must b e within the limit an d
th e hub rot a tion must be smoo th.
>>C<< WH EEL BEARING AXIAL PLA Y
CHECK
AC100137
MB991000
MB991017
245 ± 29 N·m AB
Tighten the nut
with the bolt
secured
1.
Measure to d e termine whe t her th e wheel bearing
a x ial pla y is with in the limit o r not by using t he
fo llowing special to ols.
•Front hub re mover and inst a ller (MB9910 17)
•Sp a c er (MB9910 00)
Limit: 0.05 mm
2. If the play is not wit h in the limit rang e while the nut
is tighten ed to 2 45
± 29 N⋅m, the bearing, hu b
a
nd/or knuckle
have
proba
bly not be en in st alled
correctly
. Replace
the be
aring and re -inst a ll.
INSPECTION
M12610020 0007 8
•Check the fro n t hu b and brake disc mo untin g sur-
faces for gallin g and cont amination.
•Check the knu c kle in ner surface for ga lling an d
crac
ks .
Page 147 of 800
Page 148 of 800
AC102551AC
Drive shaft
DRIVESHAFT ASSEMBL Y
FRONT AXLE26-16
2.Remove th e dr ivesh a f t from th e h ub b y p u lling the
bo ttom of the brake disc toward s you.
CAUTION
•Do not pull on the driveshaft; doing so will
damage the TJ; be sure to use the pry bar.
•
AC100141
Transmission
TJ assembly Pry bar
AG
When pulling the driveshaft out from the
transmission, be careful that the spline part of
the driveshaft does not damage the oil seal.
3. Insert a pry bar between the transmission case and the driveshaft, and then pry and remove the
driveshaft from the transmission.
AC102554
MB991460
AC
4. Use special tool plug (MB991460) to prevent the
entry of foreign material into the transmission
case.
AC102555 AC
MB991017
MB991000
CAUTION
Do not apply pressure to the wheel bearing by
the vehicle weight to avoid possible damage
when the driveshaft is removed. If, however, vehi
-
cle weight must be applied to the bearing in mov-
ing the vehicle, temporarily secure the wheel
bearing by using the following special tools.
•Spacer (MB991000)
•Front hub remover and installer (MB991017)
INSTALLATION SERVICE POINTS
>>A<< DRIVESHAFT INSTALLATION
CAUTION
When installing the driveshaft, be careful that the
spline part of the driveshaft does not damage the
oil seal.
>>B<< STABILIZER
RUBBER/SELF-LOCKING NUT
(STABILIZER BAR CONNECTION)
INSTALLATION
AC210393
AC
A
Install the stabilizer rubber and collar as shown in the
figure, and tighten the self-locking nut so that the
protruding length of the stabilizer bar mounting bolt
protruding part meets its standard value (A).
Standard value (A): 22 ± 1.5 mm
Page 149 of 800
DRIVESHAFT ASSEMBLY
FRONT AXLE26-17
>>C<< WASHER/DRIVESHAFT NUT
INSTALLATION
AC102465AD
MB990767
Washer
1.
Be sure t o inst a ll t he driveshaf t washe r in th e
specifie d dire ctio n.
CAUTION
Before securely tightening the driveshaft nuts,
make sure there is no load on the wheel bear
-
ings. Otherwise the wheel bearing will be dam-
aged.
2. Using special tool front hub and end yoke holder (MB990767), tighten the driveshaft nut to the
specified torque.
Tightening torque: 245 ± 29 N⋅m
Page 157 of 800
27-1
GROUP 27
REAR AXLE
CONTENTS
GENERAL INFORMATION . . . . . . . .27-2
SERVICE SPECIFICATIONS . . . . . . .27-2
SEALANT . . . . . . . . . . . . . . . . . . . . . .27-2
SPECIAL TOOLS . . . . . . . . . . . . . . . .27-3
ON-VEHICLE SERVICE . . . . . . . . . . .27-4
WHEEL BEARING AXIAL PLAY CHECK . . 27-4
REAR HUB ROTARY-SLIDING
RESISTANCE CHECK . . . . . . . . . . . . . . . . 27-4
HUB BOLT REPLACEMENT . . . . . . . . . . . . 27-4
REAR AXLE HUB ASSEMBLY . . . . .27-5
REMOVAL AND INSTALLATION . . . . . . . . 27-5
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . 27-6
Page 158 of 800
GENERAL INFORMATION
REAR AXLE27-2
GENERAL INFORMATION
M1271000100304
The rear axle has the following features:
•The wheel bearing is a unit ball bearing (dou-
ble-row angular contact ball bearing) which incor-
porates the oil seals and is highly resistant to a
thrust load.
•ABS rotor for detecting the wheel speeds is
press-fitted to the rear hub.
CONSTRUCTION DIAGRAM
AC300617AB
Rear hub
Oil seal
Wheel bearing
ABS rotor
Trailing arm spindle
SER
V ICE SPECI F ICA T IONS
M12710003 0048 3
ItemLimit
Wheel bearing axial play mm0.05
Rear hub rotary-sliding resistance N19
SEALANT
M12710005 0026 1
ItemSpecified sealantRemark
Hub cap3M ATD Part No.8663 or equivalentSemi-drying sealant
