Page 3145 of 4366

FRONT FINAL DRIVE ASSEMBLY FFD-33
C E F
G H
I
J
K L
M A
B
FFD
Revision: 2006 July 2007 FX35/FX45
2. Temporarily install pinion height adjusting washer (1).
When hypoid gear set has been replaced
Select pinion height adjusting washer. Refer to FFD-31, "Pin-
ion Gear Height" .
When hypoid gear set has been reused
Temporarily install the removed pinion height adjusting
washer or same thickness washer to drive pinion.
3. Install selected pinion height adjusting washer (2) to drive pin- ion. Press pinion rear bearing inner race (1) to it, using drift.
CAUTION:
Pay attention to the direction of pinion height adjusting
washer. (Assemble as shown in the figure.)
Do not reuse pinion rear bearing inner race.
4. Temporarily assemble removed drive pinion adjusting washer and drive pinion bearing adjusting washer or same thickness
them to drive pinion.
5. Apply gear oil to pinion rear bearing, and assemble drive pinion into gear carrier.
6. Apply gear oil to pinion front bearing, and assemble pinion front bearing inner race to drive pinion assembly.
CAUTION:
Do not reuse pinion front bearing inner race.
7. Using suitable spacer (A), press the pinion front bearing inner race to drive pinion as far as drive pinion nut can be tightened.
8. Adjust pinion bearing preload. If necessary, select the appropri- ate drive pinion adjusting washer and drive pinion bearing
adjusting washer. Refer to FFD-31, "
Pinion Bearing Preload" .
9. Using the drifts, install front oil seal as shown in figure. CAUTION:
Do not reuse oil seal.
When installing, do not incline oil seal.
Apply multi-purpose grease onto oil seal lips, and gear
oil onto the circumference of oil seal.
PDIA0971E
Tool number A: ST30032000 (J-26010-01)
PDIA0805J
PDIA0681E
PDIA0807J
Tool number A: ST33400001 (J-26082)
B: KV38102510 ( — )
PDIA0808J
Page 3146 of 4366

FFD-34
FRONT FINAL DRIVE ASSEMBLY
Revision: 2006 July 2007 FX35/FX45
10. Install companion flange (1).
NOTE:
When reusing drive pinion, align the matching mark (B) of drive
pinion with the matching mark (A) of companion flange, and then
install companion flange (1).
11. Apply anti-corrosion oil to the thread and seat of new drive pin- ion lock nut, and temporarily tighten drive pinion lock nut to drive
pinion.
CAUTION:
Do not reuse drive pinion lock nut.
12. Tighten to drive pinion lock nut, while adjust pinion bearing pre- load torque.
CAUTION:
Adjust to the lower limit of the drive pinion lock nut tight-
ening torque first.
After adjustment, rotate drive pinion back and forth 2 to 3
times to check for unusual noise, rotation malfunction,
and other malfunctions.
13. Install differential case assembly. Refer to FFD-34, "
Differential
Assembly" .
CAUTION:
Do not install carrier cover yet.
14. Check and adjust drive gear runout, tooth contact, drive gear to drive pinion backlash, and companion flange runout. Refer to FFD-21, "
Drive Gear Runout" , FFD-21, "Tooth Contact" , FFD-23, "Backlash" ,
FFD-23, "
Companion Flange Runout" .
Recheck above items. Readjust the above description, if necessary.
15. Check total preload torque. Refer to FFD-20, "
Total Preload Torque" .
16. Install carrier cover. Refer to FFD-24, "
Differential Assembly" .
Differential Assembly
1. Install side gear thrust washers with the same thickness as the
ones installed prior to disassembly or reinstall the old ones on
the side gears.
PDIA0799J
Tool number A: ST3127S000 (J-25765-A)
Drive pinion lock nut tightening torque:
127.4 - 245.0 N·m (13.0 - 25.0 kg-m, 94 - 181 ft-lb)
Pinion bearing preload: 0.78 - 1.57 N·m (0.08 - 0.16 kg-m, 7 - 13 in-lb)
PDIA0802J
SDIA0193J
Page 3147 of 4366

FRONT FINAL DRIVE ASSEMBLY FFD-35
C E F
G H
I
J
K L
M A
B
FFD
Revision: 2006 July 2007 FX35/FX45
2. Install side gears and thrust washers into differential case.
CAUTION:
Do not reuse circular clip.
Make sure that the circular clip is installed to side gear
(side retainer side).
3. Align 2 pinion mate gears in diagonally opposite positions, then rotate and install them into differential case after installing thrust
washer to pinion mate gear.
4. Align the lock pin holes on differential case with shaft, and install pinion mate shaft.
5. Measure side gear end play. If necessary, select the appropriate side gear thrust washers. Refer to FFD-29, "
Differential Side
Gear Clearance" .
6. Drive a lock pin into pinion mate shaft, using a punch. Make sure lock pin is flush with differential case.
CAUTION:
Do not reuse lock pin.
7. Align the matching mark of drive gear with the mark of differen- tial case, then place drive gear.
8. Apply thread locking sealant into the thread hole of drive gear.
Use Genuine Medium Strength Thread Locking Sealant or
equivalent. Refer to GI-48, "
Recommended Chemical
Products and Sealants" .
CAUTION:
Drive gear back and threaded holes shall be cleaned and
degreased sufficiently.
SDIA2025E
SDIA0195J
SPD030
SDIA2593E
SDIA2594E
Page 3148 of 4366

FFD-36
FRONT FINAL DRIVE ASSEMBLY
Revision: 2006 July 2007 FX35/FX45
9. Install drive gear on the mounting bolts, and then tighten to the
specified torque. Refer to FFD-17, "
COMPONENTS (VQ35DE
MODELS)" , FFD-19, "COMPONENTS (VK45DE MODELS)" .
CAUTION:
Tighten bolts in a crisscross fashion.
10. Press side bearing inner races to differential case, using the drift and the base.
CAUTION:
Do not reuse side bearing inner race.
11. Press-fit side bearing outer race into side retainer with the drift and the drift bar.
CAUTION:
At first, using a hammer, tap bearing outer race until it
becomes flat to side retainer.
Do not reuse side bearing outer race.
12. Press-fit side bearing outer race into gear carrier with the drift and the drift bar.
CAUTION:
At first, using a hammer, tap bearing outer race until it
becomes flat to gear carrier.
Do not reuse side bearing outer race.
13. Place the differential case assembly into gear carrier.
14. Measure side bearing preload. If necessary, select the appropri- ate side bearing adjusting shim. Refer to FFD-29, "
Side Bearing
Preload" .
SDIA0247J
Tool number A: ST33230000 (J-25805-01)
B: ST33061000 (J-8107-2)
PDIA0810J
Tool number A: ST30611000 (J-25742-1)B: KV31103000 (J-38982)
PDIA0811J
Tool number A: ST30611000 (J-25742-1)B: KV31103000 (J-38982)
PDIA0812J
PDIA0671E
Page 3149 of 4366

FRONT FINAL DRIVE ASSEMBLY FFD-37
C E F
G H
I
J
K L
M A
B
FFD
Revision: 2006 July 2007 FX35/FX45
15. Install selected side bearing adjusting shim (1).
16. Apply multi-purpose grease to O-ring (2), and install it to side retainer.
CAUTION:
Do not reuse O-ring.
17. Install side retainer assembly to gear carrier.
18. Install side retainer mounting bolts to the specified torque. Refer to FFD-17, "
COMPONENTS (VQ35DE MODELS)" , FFD-19,
"COMPONENTS (VK45DE MODELS)" .
19. Using the drift, press-fit side oil seal so that its surface comes face to face with the end surface of the side retainer.
CAUTION:
Do not reuse oil seal.
When installing, do not incline oil seal.
Apply multi-purpose grease onto oil seal lips, and gear
oil onto the circumference of oil seal.
20. Using the drift, press-fit side oil seal so that its surface comes face to face with the end surface of gear carrier.
CAUTION:
Do not reuse oil seal.
When installing, do not incline oil seal.
Apply multi-purpose grease onto oil seal lips, and gear
oil onto the circumference of oil seal.
21. Apply multi-purpose grease to O-ring, and install it to gear car- rier.
CAUTION:
Do not reuse O-ring.
22. Check and adjust drive gear runout, tooth contact, drive gear to drive pinion backlash, and total preload torque. Refer to FFD-21, "
Drive Gear Runout" , FFD-21, "Tooth Contact" , FFD-23, "Backlash" , FFD-20,
"Total Preload Torque" .
Recheck above items. Readjust the above description, if necessary.
PDIA0813E
PDIA0669E
Tool number A: ST33400001 (J-26082)
PDIA0787J
Tool number A: KV38102100 (J-25803-01)
PDIA0788J
Page 3150 of 4366

FFD-38
FRONT FINAL DRIVE ASSEMBLY
Revision: 2006 July 2007 FX35/FX45
23. Apply sealant to mating surface of carrier cover.
Use Genuine Silicone RTV or equivalent. Refer to GI-48,
"Recommended Chemical Products and Sealants" .
CAUTION:
Remove old sealant adhering to mounting surfaces. Also
remove any moisture, oil, or foreign material adhering to
application and mounting surfaces.
24. Install carrier cover on gear carrier and tighten mounting bolts with the specified torque. Refer to FFD-17, "
COMPONENTS
(VQ35DE MODELS)" , FFD-19, "COMPONENTS (VK45DE
MODELS)" .
Side Shaft Assembly
1. Using the drift, install side shaft oil seal.
CAUTION:
Do not reuse oil seal.
When installing, do not incline oil seal.
Apply multi-purpose grease onto oil seal lips, and gear
oil onto the circumference of oil seal.
2. Install dust sealed.
3. Support side shaft bearing with the drift, then press side shaft (1) into the side shaft bearing using a press.
4. Apply multi-purpose grease to O-ring, and install it to extension tube retainer.
CAUTION:
Do not reuse O-ring.
PDIA0742E
SDIA1648E
Tool number A: KV38100200 ( — )
PDIA0814J
Tool number A: ST30032000 (J-26010-01)
PDIA0815J
Page 3151 of 4366

SERVICE DATA AND SPECIFICATIONS (SDS) FFD-39
C E F
G H
I
J
K L
M A
B
FFD
Revision: 2006 July 2007 FX35/FX45
SERVICE DATA AND SPECIFICATIONS (SDS)PFP:00030
General SpecificationsNDS000BF
Inspection and AdjustmentNDS000BG
DRIVE GEAR RUNOUT
Unit: mm (in)
DIFFERENTIAL SIDE GEAR CLEARANCE
Unit: mm (in)
PRELOAD TORQUE
Unit: N·m (kg-m, in-lb)
BACKLASH
Unit: mm (in)
COMPANION FLANGE RUNOUT
Unit: mm (in)
SELECTIVE PARTS
Side Gear Thrust Washer
Unit: mm (in)
*: Always check with the Parts Department for the latest parts information. Applied model VQ35DE VK45DE
Final drive model F160A
Gear ratio 3.692
Number of teeth (Drive gear/Drive pinion) 48/13
Oil capacity (Approx.) (US pt, lmp pt) 0.65 (1-3/8, 1-1/8)
Number of pinion gears 2
Drive pinion adjustment spacer type Solid
Item Runout limit
Drive gear back face 0.05 (0.0020)
Item Specification
Side gear backlash (Clearance between side gear and differential
case) 0.2 (0.008) or less
(Each gear should rotate smoothly without excessive resistance
during differential motion.)
Item Specification
Pinion bearing (P
1 ) 0.78 - 1.57 (0.08 - 0.16, 7 - 13)
Side bearing (P
2 ) 0.78 - 1.08 (0.08 - 0.11, 7 - 9)
Side bearing to pinion bearing (Total preload)
(Total preload = P
1 + P2 ) 1.56 - 2.65 (0.16 - 0.27, 14 - 23)
Item Specification
Drive gear to drive pinion gear 0.10 - 0.15 (0.0039 - 0.0059)
Item Runout limit
Companion flange face 0.18 (0.0070)
Inner side of the companion flange 0.13 (0.0051)
Thickness Part number* Thickness Part number*
0.68 (0.0268)
0.71 (0.0280)
0.74 (0.0291)
0.77 (0.0303)
0.80 (0.0315)
0.83 (0.0327) 38424 W1010
38424 W1011
38424 W1012
38424 W1013
38424 W1014
38424 W1015 0.86 (0.0339)
0.89 (0.0350)
0.92 (0.0362)
0.95 (0.0374)
0.98 (0.0386)
1.01 (0.0398) 38424 W1016
38424 W1017
38424 W1018
38424 W1019
38424 W1020
38424 W1021
Page 3152 of 4366

FFD-40
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 July 2007 FX35/FX45
Pinion Height Adjusting Washer
Unit: mm (in)
*: Always check with the Parts Department for the latest parts information.
Drive Pinion Bearing Adjusting Washer
Unit: mm (in)
*: Always check with the Parts Department for the latest parts information.
Drive Pinion Adjusting Washer
Unit: mm (in)
*: Always check with the Parts Department for the latest parts information.
Side Bearing Adjusting Shim
Unit: mm (in)
*: Always check with the Parts Department for the latest parts information.
Side Bearing Adjusting Washer
Unit: mm (in)
*: Always check with the Parts Department for the latest parts information. Thickness Part number* Thickness Part number*
3.09 (0.1217)
3.12 (0.1228)
3.15 (0.1240)
3.18 (0.1252)
3.21 (0.1264)
3.24 (0.1276)
3.27 (0.1287)
3.30 (0.1299)
3.33 (0.1323)
3.36 (0.1323) 38154 U1500
38154 U1501
38154 U1502
38154 U1503
38154 U1504
38154 U1505
38154 U1506
38154 U1507
38154 U1508
38154 U1509 3.39 (0.1335)
3.42 (0.1346)
3.45 (0.1358)
3.48 (0.1370)
3.51 (0.1382)
3.54 (0.1394)
3.57 (0.1406)
3.60 (0.1429)
3.63 (0.1429)
3.66 (0.1441) 38154 U1510
38154 U1511 38154U1512
38154 U1513
38154 U1514
38154 U1515
38154 U1516
38154 U1517
38154 U1518
38154 U1519
Thickness Part number* Thickness Part number*
3.81 (0.1500)
3.83 (0.1508)
3.85 (0.1516)
3.87 (0.1524)
3.89 (0.1531)
3.91 (0.1539)
3.93 (0.1547)
3.95 (0.1555) 38125 61001
38126 61001
38127 61001
38128 61001
39129 61001
38130 61001
38131 61001
38132 61001 3.97 (0.1563)
3.99 (0.1571)
4.01 (0.1579)
4.03 (0.1587)
4.05 (0.1594)
4.07 (0.1602)
4.09 (0.1610) 38133 61001
38134 61001
38135 61001
38136 61001
38137 61001
38138 61001
38139 61001
Thickness Part number* Thickness Part number*
5.19 (0.2043)
5.49 (0.2161)
5.79 (0.2280) 38151 AR000
38151 AR001
38151 AR002 6.09 (0.2398)
6.39 (0.2516) 38151 AR003
38151 AR004
Thickness Part number* Thickness Part number*
0.20 (0.0079)
0.25 (0.0098)
0.30 (0.0118) 38453 AR000
38453 AR001
38453 AR002 0.40 (0.0157)
0.50 (0.0197) 38453 AR003
38453 AR004
Thickness Part number* Thickness Part number*
0.10 (0.0040)
0.12 (0.0047)
0.15 (0.0059)
0.17 (0.0067)
0.20 (0.0079) 38453 AR010
38453 AR011
38453 AR012
38453 AR013
38453 AR014 0.25 (0.0098)
0.30 (0.0118)
0.40 (0.0157)
0.50 (0.0197) 38453 AR015
38453 AR016
38453 AR017
38453 AR018