ITB21-023

Classification:
Reference:
Date:
FA21-010
ITB21-023
October 25, 2021
TRANSFER ASSEMBLY SEAL REPLACEMENT
FOR AWD FRONT DRIVE SHAFT REMOVAL
APPLIED VEHICLES:
2019-2021 QX50 (J55)
2014-2020 QX60 (L50)
2014 QX60 Hybrid (L50H)
APPLIED DRIVELINE:
AWD only
SERVICE INFORMATION
When removing the front passenger (RH) side drive shaft on an applied vehicle for any reason, transfer
assembly drive shaft oil seal and dust cover seal replacement is required. Refer to the SERVICE PROCEDURE
in this bulletin.
Infiniti Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are properly trained
individuals who have the equipment, tools, safety instruction, and know-how to do a job properly and safely. NOTE: If you believe that
a described condition may apply to a particular vehicle, DO NOT assume that it does. See your Infiniti retailer to determine if this
applies to your vehicle.
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SERVICE PROCEDURE
To avoid damage to the transfer assembly, use care when removing the dust cover seal and the drive shaft oil
seal.
1.
Using a suitable tool, remove the dust cover
seal (not shown).

2.
Do not reuse the dust cover seal.
Using a suitable tool, remove the drive shaft oil
seal (Figure 1).

Do not reuse the drive shaft oil seal.
Drive shaft oil
seal
Suitable tool
Figure 1
To avoid damage to the new dust cover seal and the new drive shaft oil seal, lubricate the seal lips before
installation.
3.
Universal Driver
Handle J-8092
Install the new drive shaft oil seal.
Drive shaft oil
seal
a. Install the new drive shaft oil seal onto
Seal Installer J-52390 (Figure 2).
Seal Installer
J-52390
Figure 2
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ITB21-023
b. With the help of an assistant, install the
new drive shaft oil seal into the transfer
assembly to the specified depth of
2.0-2.6 mm (0.079-0.102 in.) using
Universal Driver Handle J-8092 and Seal
Installer J-52390 (Figure 3).
Drive shaft oil
seal
Drive shaft oil
seal depth
Figure 3
4.
Install the new dust cover seal.
Suitable tool
Dust cover seal
Figure 4
a. With the help of an assistant, install the
new dust cover seal to the specified depth
of 0.0-0.6 mm (0.000-0.024 in.) using a
suitable tool (Figure 4 and Figure 5).
Dust cover seal
Dust cover seal
depth
Figure 5
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ITB21-023
PARTS INFORMATION
DESCRIPTION
MODEL
PART NUMBER
QUANTITY
NUT-HEX
(Axle Nut)
QX50
40262-4GA0C
1
QX60, QX60 Hybrid
40262-2Y00A
1
QX50, QX60, QX60 Hybrid
33114-4BA0A
1
QX60, QX60 Hybrid
40073-0L700
1
QX50, QX60, QX60 Hybrid
33142-4BA0B
1
QX50, QX60, QX60 Hybrid
11026-1CA0A
1
QX50, QX60, QX60 Hybrid
999MP-1XGPP0P (1)
as needed
SEAL-OIL, DRIVE
PINION
(Axle Seal)
PIN-COTTER
(Cotter Pin)
SEAL-OIL
(Dust Cover Seal)
GASKET-FILLER PLUG
(Gasket)
Genuine Nissan Super
Hypoid GL-5 80W-90
(Transfer Oil)
(1) Order this item through the Infiniti Maintenance Advantage program: Phone: 877-INF-IMA1 (877-463-4621).
Website order via link on dealer portal www.NNAnet.com and click on the “Maintenance Advantage” link.
CLAIMS INFORMATION
Reference the current Infiniti Warranty Flat Rate Manual and use the indicated Flat Rate Time (FRT) for the
repair performed.
AMENDMENT HISTORY
PUBLISHED DATE
REFERENCE
October 25, 2021
ITB21-023
DESCRIPTION
Original bulletin published
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ITB21-023