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Home >> Audi >> 2007 >> Q7 4.2 >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Final Drive & Differential Systems (Rear Final Drive, Transfer Case - 0AQ, Transmission - 0ATA,08DA,09DA,0BQA) >> 39 Final Drive, Differential >> Removal And Installation >> Left Flange Shaft Seal

Left Flange Shaft Seal

Special tools and workshop equipment required 

Removing

-- Remove left wheel.

-- Remove left drive axle from rear final drive.

-- Lay drive axle as far forward as possible.

NOTE:

Make sure drive axle protective coating is not damaged.

-- Secure slide hammerVW 771 to left flange shaft.

Fig 1: Securing Slide Hammer VW 771 To Left Flange Shaft
GWWN39-1244Courtesy of AUDI OF AMERICA, LLC

-- Pull out left flange shaft.

-- Remove flange shaft seal using VW 771/1 and VW 771/37.

Fig 2: Pulling Out Seal For Flange Shaft Using VW 771/1 And VW 771/37
GWWN39-1245Courtesy of AUDI OF AMERICA, LLC

Installing

-- Coat outer edge of the seal with axle oil.

-- Drive on in new shaft seal as far as stop.

Fig 3: Driving In New Oil Seal Up To Stop
GWWN39-10149Courtesy of AUDI OF AMERICA, LLC

-- Fill area between sealing lip and dust lip halfway with sealing greaseG 052 128 A1.

Before installing the flange shaft, check the dust cap for damage. Replace the dust cap if necessary. Refer to DUST CAP FOR FLANGE SHAFT, REPLACING .

-- Remove old circlip -A- from groove in flange shaft using pliers.

Fig 4: Identifying Removal Of Old Circlip From Groove In Flange Shaft Using Pliers
GWWN39-1235Courtesy of AUDI OF AMERICA, LLC

B -

Protective jaws

-- Insert new circlip in groove of flange shaft, being careful not to over-stretch circlip.

-- Drive flange shaft in using a centering mandrelVW 295.

Fig 5: Installing Right/Left Flange Shafts
GWWA39-10095Courtesy of AUDI OF AMERICA, LLC

-- Attach drive axle at rear final drive flange shaft. Refer to DRIVE AXLE .

-- Check gear oil level in rear final drive. Refer to REAR FINAL DRIVE AXLE OIL LEVEL, CHECKING .



Special tools and workshop equipment required 

Removing

-- Remove front final drive. Refer to FRONT FINAL DRIVE .

-- Secure slide hammerVW 771 to left flange shaft.

Fig 1: Securing Slide Hammer VW 771 To Left Flange Shaft
GWWN39-1183Courtesy of AUDI OF AMERICA, LLC

-- Pull out left flange shaft.

-- Remove flange shaft seal using slide hammer-complete setVW 771 and additional part for VW771771/37.

Fig 2: Pulling Out Sealing Ring For Flange Shaft Using Slide Hammer-Complete Set VW 771 And Additional Part For VW 771 771/37
GWWN39-1184Courtesy of AUDI OF AMERICA, LLC

Installing

-- Lightly oil outer circumference of new shaft seal.

-- Drive on new shaft seal as far as stop.

Fig 3: Driving In New Oil Seal Up To Stop
GWWN39-10141Courtesy of AUDI OF AMERICA, LLC

-- Fill area between sealing lip and dust lip halfway with sealing greaseG 052 128 A1.

Before installing the flange shaft, check the dust cap for damage. Replace the dust cap if necessary. Refer to DUST CAP FOR FLANGE SHAFT, REPLACING .

-- Remove old circlip -A- from groove in flange shaft using pliers.

Fig 4: Identifying Removal Of Old Circlip From Groove In Flange Shaft Using Pliers
GWWN39-1235Courtesy of AUDI OF AMERICA, LLC

B -

Protective jaws

-- Insert new circlip in groove of flange shaft, being careful not to over-stretch circlip.

-- Drive in flange shaft using a plastic head hammer.

-- Install front final drive FRONT FINAL DRIVE .

-- Check gear oil level in front final drive. Refer to AXLE OIL LEVEL IN FRONT FINAL DRIVE, CHECKING .