Right Seal, Replacing, Final Drive 0DB, 0D2, 0DG And 0G2

WARNING: This page is about a different car, the 2024 Audi SQ7, 2024 Audi Q7, 2023 Audi SQ7, and 2023 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Bearing/Bushing Installer - Multiple Use:VW 295

Fig 1: Identifying Bearing/Bushing Installer - Multiple Use VW 295
Courtesy of AUDI
Puller - Unit Injector:T10055

Fig 2: Identifying Puller T10055
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Final drive 0DB, 0D2, 0G2: Seal Installer - Double Radial Oil Seal:T40127/1

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Final drive 0DG: Seal Installer - Flange Shaft Oil Seal RH:T10181

Fig 3: Identifying Thrust Plate T10181
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Sealing Grease:G 052 128 A1
Audi A8: Engine and Gearbox Jack:VAS 6931

Fig 4: Engine and Gearbox Jack VAS6931 or VAG1383A
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Audi A8: Engine/Gearbox Jack Adapter - Wheel Hub Support:T10149

Fig 5: Engine/Gearbox Jack Adapter - Wheel Hub Support T10149
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Audi A8: Tensioning Strap:T10038

Fig 6: Identifying Tensioning Strap T10038
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The rear final drive is removed.

-- Follow all general repair information. Refer to REPAIR INFORMATION .

-- Place the vehicle on a hoist.

Audi A8

-- Bleed the air suspension system. Refer to Air Suspension .

CAUTION:

Risk of accident due to the vehicle slipping from the hoist due to the spring force of the air suspension.

When lifting the vehicle on the hoist the spring force of the air suspension is to be preserved in its full extent.

- Before lifting the wheel bearing release the spring force of the air suspension by bleeding the system.

Before the respective suspension is raised, the vehicle must be tied down with the Tensioning Strap:T10038 to the hoist lifting arms.

-- Remove the right rear wheel.

-- Turn the wheel hub until a hole for the wheel bolt is at the top.

Fig 7: Installing T10149

Courtesy of AUDI

-- Attach the Engine/Gearbox Jack Adapter - Wheel Hub Support:T10149 with a wheel bolt -2- to the wheel hub.

-- Lift the wheel bearing housing via the Engine/Gearbox Jack Adapter - Wheel Hub Support:T10149 with the Engine and Gearbox Jack:VAS 6931 .

-- Install the wheel bearing housing until dimension -a- is reached. From this the flange shaft can be more easily removed from the flange shaft.

Fig 8: Dimension Between Wheel Hub Center & Lower Edge Of Wheel Housing

Courtesy of AUDI

Dimension -a- = 470 mm

CAUTION:

Risk of accident due to lowering or lifting the vehicle with the engine and transmission jack underneath.

- Never lift or lower a vehicle with the engine and transmission jack underneath.

- Never place the engine and transmission jack longer then required under the vehicle.

-- Remove the expanding rivets -arrow- and remove the cover -1-.

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Audi Q7, SQ7

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-- Remove the bolts -1, 3 and 4- and the cover -2-.

Continuation for All

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-- Remove the bolts for the right drive axle -arrows-.

-- Guide the drive axle upward out of the flange shaft and move it to the side.

Flange Shaft with M8 Thread

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-- Remove the right flange shaft using the Puller - Unit Injector:T10055 .

Flange shaft with M10 threads

-- Push the spindle from the Puller - Unit Injector:T10055 into a flange shaft hole and secure it using an M8 nut.

-- Remove the right flange shaft using the Puller - Unit Injector:T10055 .

-- Use a suitable tool to pry out the seal.

Fig 9: Prying Out Sealing Ring With Suitable Lever

Courtesy of AUDI

Shaft Seal, Installing, Final Drive 0DB, 0D2, 0G2

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

-- Fill the space between the sealing/dust lip halfway with Sealing Grease:G 052 128 A1 .

-- Install the new shaft seal with the Seal Installer - Double Radial Oil Seal:T40127/1 until it stops. Do not the tilt the shaft seal while doing so.

Install the shaft seal, final drive 0DG

Fig 10: Driving In New Oil Seal Up To Stop

Courtesy of AUDI

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

-- Fill the space between the sealing/dust lip halfway with Sealing Grease:G 052 128 A1 .

-- Install the new shaft seal all the way using the Seal Installer - Flange Shaft Oil Seal RH:T10181 . Be careful not to tilt it.

Continuation for All

Fig 11: Identifying Circlip

Courtesy of AUDI

-- Clamp the flange shaft in a vise with protective jaws.

-- Remove the old circlip.

-- Insert a new circlip -A- using Pliers in the groove on the flange shaft at the same time do not stretch the circlip.

-- Drive the flange shaft in using a Bearing/Bushing Installer - Multiple Use: VW 295 .

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-- Insert and tighten the drive axle. Refer to DRIVE AXLE, REMOVING AND INSTALLING .

-- Check the rear final drive gear oil. Refer to GEAR OIL, CHECKING LEVEL .

Audi A8

-- Drain the wheel bearing housing.

-- Move the Engine and Gearbox Jack:VAS 6931 to the side.

-- Remove the Engine/Gearbox Jack Adapter - Wheel Hub Support:T10149 .

-- Remove the Tensioning Strap:T10038 .

-- Remove the right rear wheel. Refer to WHEELS AND TIRES .

-- Fill the air suspension system. Refer to Air Suspension .

The vehicle can only be lowered from the hoist after refilling.