Page 557 of 6020
FRONT WHEEL DRIVE 4C1-53
FRONT HUB AND DISC
(4 ×
××
×
4 Manual Locking Hub Model)
DISASSEMBLY
Refer to SECTION 3E “WHEELS AND TIRES” for wheel removal procedure
RTW 440LF00030 1
Disassembly Steps
1 . Bolt
2. Cover assembly
3. Snap ring and shim
4. Body assembly
5. Lock washer
6. Hub nut
7. Hub and disc assembly
8. Outer bearing
9. Oil seal
10. Inner bearing
11. ABS sensor rotor
1 2. Bolt
13. W heel pin
1 4. Clutch assembly
15. Snap ring
16. Knob
17. Compression spring
18. Follower
1 9. Retaining spring
20. X-ring
2 1. Snap ring
22. Inner assembly
23. Snap ring
24. Ring
25. Spacer
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ISUZU KB P190 2007
Page 558 of 6020
4C1-54 FRONT WHEEL DRIVE
Important Operations
1. Bolt
Before removal, shift transfer lever into “2H” position and set
free wheeling hub knob into “FREE” position.
6. Hub nut
W rench : 5-8840-2 117-0
7. Hub and disc assembly
Before disassembly, remove the disc brake caliper assembly
and hang it on the frame with wires.
Refer to Section “Brake” for disc brake caliper removal
procedure.
14. Clutch Assembly
W hile pushing follower knob, turn clutch assembly clockwise
and then remove clutch assembly from knob.
19. Retaining Spring
Remove retaining spring from clutch assembly by turning it
counterclockwise.
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ISUZU KB P190 2007
Page 559 of 6020
FRONT WHEEL DRIVE 4C1-55
12. Bolt
13. Wheel Pin ; Front Hub
( 1 ) Scribe mark on hub to disc before disassembly to insure
proper assembly.
(2) Drive out the ABS sensor rotor using a metal bar and hammer through the two bolt holes.
• Discard the used ABS sensor rotor
Refer to the section Brake.
(3) Clamp hub and disc assembly in vise using protective pads
and remove six (6) disc to hub retaining bolts.
(4) Place hub on a suitable work surface and remove wheel
studs, as required, using a hammer.
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ISUZU KB P190 2007
Page 560 of 6020
4C1-56 FRONT WHEEL DRIVE
INSPECTION AND REPAIR
Make necessary correction or parts replacement if wear, damage or any other abnormal conditions are found
through inspection.
For inspection and servicing of disc caliper, and relative parts, and ABS parts, refer to Section Brakes.
• Hub
• Hub bearing, oil seal
• Knuckle spindle
• Disc
• Caliper
• ABS sensor rotor
• Cap, Hub flange, Shim, Snap ring
• Free wheeling hub parts (Option)
• Clutch, Knob, follower, inner, ring and
spring
Visual Check
Check the following parts for wear, damage or other abnormal
conditions.
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ISUZU KB P190 2007
Page 561 of 6020
FRONT WHEEL DRIVE 4C1-57
REASSEMBLY
RTW 440LF00040 1
Reassembly Steps
1 . Spacer
2. Ring
3. Snap ring
4. Inner assembly
5. Snap ring
6. X-ring
7. Knob
8. Snap ring
9. Retaining spring
1 0. Follower
11 . Compression spring
1 2. Clutch assembly
1 3. W heel pin
1 4. Bolt
1 5. ABS sensor rotor
1 6. Inner bearing
1 7. Oil seal
1 8. Outer bearing
1 9. Hub and disc assembly
20. Hub nut
21. Lock washer
22. Body assembly
23. Snap ring and shim
24. Cover assembly
25. Bolt
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ISUZU KB P190 2007
Page 562 of 6020

4C1-58 FRONT WHEEL DRIVE
Important Operations
1. Spacer
Apply grease to both faces of spacer.
4. Inner Assembly
Apply grease wheel bearing to inside face of ring.
g(oz)
Amount of grease 6 (0.21)
7. Knob
( 1 ) Apply grease W heel bearing to outer circumference of knob
and inner circumference of cover.
(2) Align detent ball to either groove of cover.
8. Snap Ring
Turn the smoother face to knob side.
9. Retaining Spring
Align the end of spring to the end of cut portion of clutch spring
groove.
10. Follower
Install follower to clutch so that follower nail will come closer to
the bent portion of retaining spring by aligning follower stopper
nail to outer teeth of clutch. Then, hook retaining spring onto
upper portion of hanger nails of follower.
11. Compression Spring
Turn the smaller diameter side to follower.
12. Clutch Assembly
Align follower nail to handle groove, and then assemble clutch
with knob by pushing and turning clutch counterclockwise to
knob.
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ISUZU KB P190 2007
Page 563 of 6020
FRONT WHEEL DRIVE 4C1-59
13. Wheel Pin
( 1 ) Place hub on a wood workbench or a block of wood,
approx. 6” by 6” to protect the wheel stud ends and threads.
(2) Install wheel stud using a hammer.
Be sure wheel stud is started squarely and seats completely.
(3) Align index marks and install hub to disc.
14. Bolt
Torque N ⋅m (kgf ⋅m/lb ⋅ft)
1 03 ( 10.5/76)
15. ABS sensor rotor
( 1 ) Set a new ABS sensor rotor, if replacement is required.
(2) Install the ABS sensor rotor in the hub, using special tools.
Installer : 5-8840-2789-0
Grip : 5-8840-0007-0
Refer to the section Brake.
16. Inner Bearing
Outer race ; outer bearing
Install the outer race by driving it into the hub.
Installer : 5-8840-2 119-0
Grip : 5-8840-0007-0
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ISUZU KB P190 2007
Page 564 of 6020
4C1-60 FRONT WHEEL DRIVE
RTW 74CSH000301
17. Oil Seal
Installer : 5-8840-2854-0
Grip : 5-8840-0007-0
Apply grease (Besco L-2 or equivalent) to the lip portion.
Discard the used oil seal and install a new one.
RTW 44CSH00020 1
18. Outer bearing
Outer race ; outer bearing
Install the outer race by driving it into the hub.
Installer : 5-8522-0054-0
Grip : 5-8840-0007-0
19. Hub and Disc Assembly
( 1 ) Apply grease in the hub.
(2) Apply grease (Besco L-2 or equivalent) to the outer and inner bearing. g(oz)
Hub 35 (1.23)
Outer bearing 10 (0.35)
Inner bearing 15 (0.53)
20. Hub Nut
( 1 ) Turn the place where there is a chamfer in the tapped hole
to the outer side, and attach the nut.
W rench : 5-8840-2 117-0
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ISUZU KB P190 2007