Nissan Frontier D22. Instruction — part 724
FRONT FINAL DRIVE ASSEMBLY
FFD-13
C
E
F
G
H
I
J
K
L
M
A
B
FFD
RING GEAR RUNOUT
●
Check runout of ring gear with a dial indicator.
TOOTH CONTACT
Check tooth contact. Refer to
SIDE GEAR TO DRIVE PINION GEAR BACKLASH
●
Measure clearance between side gear thrust washer and differ-
ential case using a feeler gauge.
Disassembly and Assembly
EDS0012H
REMOVAL OF DIFFERENTIAL CASE ASSEMBLY
1.
Using three spacers [20 mm (0.79 in)], mount final drive assem-
bly on Tool.
2.
Remove extension tube retainer bolts.
3.
Tap on the back of the flange with a hammer to remove differen-
tial side shaft assembly.
Ring gear
runout limit
: 0.05 mm (0.0020 in)
SPD524
Side gear to pinion
mate gear backlash
: Less than 0.15 mm
(0.0059 in)
SPD665
Tool number
: KV38100800 (J34310, J25604-01)
SPD666
SPD644
FFD-14
FRONT FINAL DRIVE ASSEMBLY
4.
Remove differential side flange while holding the differential side
flange with a suitable tool.
5.
Remove rear cover and gasket.
6.
Put match marks on one side of side bearing cap with paint or
punch to ensure that it is replaced in proper position during
assembly.
NOTE:
Bearing caps are line-bored during manufacture and should be
put back in their original places.
7.
Remove side bearing caps.
8.
Remove differential case assembly with a pry bar.
SPD667
SPD526
PD343
SPD668
FRONT FINAL DRIVE ASSEMBLY
FFD-15
C
E
F
G
H
I
J
K
L
M
A
B
FFD
CAUTION:
●
Be careful to keep the side bearing outer races together
with their respective inner cones — do not mix them up.
●
Side bearing spacer is placed on either the left or right
depending upon final drive gear ratio. It should be
labeled so that it may be replaced correctly.
REMOVAL OF DRIVE PINION ASSEMLBY
1.
Loosen drive pinion nut while holding companion flange using
Tool.
2.
Remove companion flange with suitable puller.
3.
Take out drive pinion together with drive pinion rear bearing
inner cone, drive pinion bearing spacer and drive pinion bearing
preload adjusting washer.
CAUTION:
Use a brass drift to prevent damage to the drive pinion
threads.
4.
Remove front oil seal and drive pinion front bearing inner cone.
5.
Remove drive pinion bearing outer races with a brass drift.
SPD527
Tool number
: KV38108300 (J-44195)
SPD477A
SPD670
PD349
FFD-16
FRONT FINAL DRIVE ASSEMBLY
6.
Remove drive pinion rear bearing inner cone and drive pinion
height adjusting washer using Tool.
DISASSEMBLY OF DIFFERENTIAL CASE ASSEMBLY
1.
Remove side bearing inner cones using Tool.
CAUTION:
To prevent damage to bearing, engage puller jaws in grooves.
NOTE:
●
Be careful not to confuse the right-hand and left-hand parts.
●
Keep bearing and bearing race for each side together.
Tool number
: ST30031000 (J22912-01)
SPD209
Tool numbers
A
: ST33051001 (J22888-20)
B
: ST33061000 (J8107-2)
SPD529
SPD022
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