Isuzu N-Series. Service manual — part 191
FRONT AXLE 4C-59
18. Tie Rod End
19. Front Drive Shaft Assembly
20. Spindle
21. Front Brake Assembly
22. Front Axle Hub, Brake Drum and Relative Parts
Refer to “FRONT HUB and BRAKE DRUM (4
× 4
Model)” previously in this section.
23. Front Locking Hub Set
Refer to “FREE WHEEL HUB” previously in this
section.
24. Wheel and Tire
Front Differential Assembly (4
× 4 Model)
N4A0397E
Legend
1. Propeller shaft assembly
3. Front axle case bolt
2. Front drive shaft assembly
4. Front differential assembly
N4A0398E
4C-60 FRONT AXLE
Removal
Support the front axle with a suitable jack and chassis
stands.
Drain the front axle case by removing the drain plug on
the lower part of the front axle case.
1. Propeller Shaft Assembly
Remove the propeller shaft assembly.
2. Front Drive Shaft Assembly
Refer to “Spindle and Drive Shaft” previously in this
section.
3. Front Axle Case Bolt
Put jack under the center of front axle then remove
the front axle case bolts.
4. Front Differential Assembly
Remove the front differential assembly from the
front axle case.
Installation
1. Front Differential Assembly
Clean the faces of the front axle case and the final
drive carrier.
Apply the recommended liquid gasket (Three Bond
1215 or its equivalent) to the sealing side of the
front axle case and the final drive carrier.
2. Front Axle Case Bolt
Attach the front final drive assembly to the front
axle case and tighten the bolts.
Tighten:
Front axle case bolt to 67 N
⋅m (6.8 kg⋅m / 49 lb⋅ft)
3. Front Drive Shaft Assembly
4. Propeller Shaft Assembly
Fill the axle case with hypoid gear lubricant to just
below the filler hole.
Lubricant capacity, 2.7 liter (2.9 US qt / 2.4 Imp qt)
N4A0399E
FRONT AXLE 4C-61
Front Axle Assembly (4
× 4 Model)
Legend
1. Wheel and tire
5. Brake flexible hose
2. Shock absorber
6. Stabilizer assembly
3. Drag link
7. Front propeller shaft
4. Tie rod assembly
8. Leaf spring U-bolt
N4A0400E
4C-62 FRONT AXLE
Removal
Preparation:
Jack up and support the vehicle on stands.
1. Wheel and Tire
2. Shock Absorber
Remove lower side of shock absorber.
3. Drag Link
Remove the drag link (on the knuckle arm side).
4. Tie Rod Assembly
Remove the tie rod assembly (with relay lever at-
tached). Refer to STEERING LINKAGE (4
× 4
Model) in section 3B.
5. Brake Flexible Hose
Remove a clip on the brake hose bracket.
After the hose is disconnected, prevent brake fluid
running out and invasion of foreign matters.
6. Stabilizer Assembly
Refer to STABILIZER in section 3C.
7. Front Propeller Shaft
Draw setting marks (1) on the front and rear flang-
es.
Also, draw setting marks as shown if the propeller
shaft is removed at the spline yoke.
8. Leaf Spring U-Bolt
1) Put jack under the center part of front axle then
remove the U-bolts.
2) Lower the front axle assembly and roll out to-
ward the front of vehicle.
Use care so as not to cause damage to brake
hose, back plate and front axle tube end boot.
9. Front Axle Assembly
Installation
1. Front Axle Assembly
2. Leaf Spring U-Bolt
Align a hole in the center of spring seat in the front
axle case with the center bolt of leaf spring, and
tighten the leaf spring U-bolt.
N4A0401E
N4A0402E
N4A0403E
N4A0404E
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