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7525, Sec . 10 for torque values and tightening
sequence .
Refill master cylinder with new
brake fluid.
6 . Remove floor stands. Lower vehicle .
HUB BEARING
There is a new Bearing Puller Ring, Tool J-
26559, used to facilitate the removal of front
wheel bearings from the front hub/ rotor
assembly (figure 7). This tool is to be used in
conjunction with Puller Bar J-8433 .
REMOVAL
l. Remove disc and hub assembly . Refer to
"Disc and Hub Removal" covered earlier in this
section .
2 . Assemble Tool No . J-26559-1 to Tool No .
J-8433 .
3. Position tool assembly as shown in figure
7 .
CAUTION: The gripping or pulling edge
of the tool must be under the inner
race . If the tool slips up to the bearing
cage, the bearing
will
be seriously
damaged and need to be replaced .
4. With Tool No . J-22214-6 in place, and a
clamp in position, tighten center screw (J-
22214-4) until bearing is free of hub .
5 . Remove seal and retainer.
6 . Clean bearing and inspect for wear or
damage .
If bearing condition is good repack
with bearing grease . Use GM part No . 1051344
or equivalent, a premium high melting point
lubricant.
INSTALLATION
See CAUTION on Page 3A-1 of this section .
1 . Postion retainer over hub .
2 . Lubricate seal lips with Special Seal
Lubricant No .
1050169 or equivalent, then
position seal over hub with metal end toward
retainer .
3 . Install bearing as shown in figure 8 .
4. Install disc hub assembly. Refer to "Disc
and Hub Installation" covered earlier in this
section .
DISC
REMOVAL (Figure 9)
1 . Remove disc and hub assembly . Refer to
"Disc and Hub -Removal"
FRONT SUSPENSION 3A-11
Figure 5-Front Hub Retainer Bolt Wrench J-22585
2 . Remove
hub
bearing .
Refer to "Hub
Bearing Removal" .
3. Remove bolts (4) and separate disc from
hub as shown in figure 9 .
INSTALLATION
1 . Install four attaching bolts. See Specifi-
cations at the end of this section for torque
value .
2. Install hub bearing.
Refer to "Hub
Bearing - Installation".
3 . Install disc and hub assembly. Refer to
"Disc and Hub Installation".
KNUCKLE SEAL
REMOVAL
1 . Remove disc and hub .
Refer to "Disc
and Hub - Removal" .
2. Pry seal from knuckle .
INSTALLATION
1 . Lubricate seal inner lips with Special
Seal Lubricant No. 1050169 or equivalent .
Place knuckle seal on Tool J-26485 .
Insert
tool as far as possible into knuckle and then
drive it in with a hammer until it bottoms
(figure 10). Remove tool.
Figure 6-Hub and Disc Removal
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