Drive Pinion Assembly

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.

Install drive pinion rear bearing outer race using tools.
Tool number (A): ST30901000 (-)

(B): KV40105230 (-)

Fig 1: Installing Drive Pinion Rear Bearing Outer Race Using Tools
Courtesy of NISSAN NORTH AMERICA, INC.
Install drive pinion front bearing outer race using tools.
Tool number (A): ST35271000 (-)

(B): KV40104810 (-)

Fig 2: Installing Drive Pinion Front Bearing Outer Race Using Tool
Courtesy of NISSAN NORTH AMERICA, INC.
Select drive pinion height adjusting washer.
Install the selected drive pinion height adjusting washer to the drive pinion. Press the drive pinion rear bearing inner race to it using tool.
Tool number: - (C-4040)

CAUTION: Do not reuse drive pinion rear bearing inner race.

Fig 3: Pressing Drive Pinion Rear Bearing Inner Race To It Using Tool
Courtesy of NISSAN NORTH AMERICA, INC.
Install the collapsible spacer to the drive pinion.
CAUTION: Do not reuse collapsible spacer.
Apply differential gear oil to the drive pinion rear bearing, and install the drive pinion assembly to the gear carrier.
Apply differential gear oil to the drive pinion front bearing, and install the drive pinion front bearing inner race to the drive pinion assembly.
CAUTION: Do not reuse drive pinion front bearing inner race.

Fig 4: Identifying Drive Pinion, Pinion Rear Bearing Inner Race And Collapsible Spacer
Courtesy of NISSAN NORTH AMERICA, INC.
Apply multi-purpose grease to the lips of the new front oil seal. Then drive the new front oil seal in evenly using tools.
Tool number (A): KV38100500 (J-25273)

(B): KV38102200 (-)
CAUTION:
- Do not reuse front oil seal.
- Do not incline the new front oil seal when installing.
- Apply multi-purpose grease to the lips of the new front oil seal.
Fig 5: Driving Front Oil Seal Using Tools
Courtesy of NISSAN NORTH AMERICA, INC.
Install the companion flange to the drive pinion while aligning the matching marks. Tap the companion flange until fully seated using suitable tool.

Fig 6: Tapping Companion Flange Using Suitable Tool
Courtesy of NISSAN NORTH AMERICA, INC.
Apply anti-corrosive oil to the threads of the drive pinion and the seating surface of the new drive pinion lock nut. Then adjust the drive pinion lock nut tightening torque using suitable tool (A), and check the drive pinion bearing preload torque using tool (B).
Tool number (B): ST3127S000 (J-25765-A)

Drive pinion bearing preload torque:

2.3 - 3.4 N.m (24 - 34 kg-cm, 21 - 30 in-lb)
CAUTION:
- Do not reuse drive pinion lock nut.
- Apply anti-corrosive oil to the threads of the drive pinion and the seating surface of the new drive pinion lock nut.
- Adjust the drive pinion lock nut tightening torque to the lower limit first. Do not exceed the drive pinion lock nut specified torque. Refer to "DISASSEMBLY AND ASSEMBLY ".
- If the drive pinion bearing preload torque exceeds the specified value, replace collapsible spacer and tighten it again to adjust. Do not loosen drive pinion lock nut to adjust the drive pinion bearing preload torque.
- After adjustment, rotate drive pinion back and forth 2 to 3 times to check for unusual noise, rotation malfunction, and other malfunctions.
Fig 7: Checking Drive Pinion Bearing Preload Torque Using Tool
Courtesy of NISSAN NORTH AMERICA, INC.
Check companion flange runout.
Install the differential case assembly.