AUDI A8 2001 D2 / 1.G 01V Transmission Rear Differential Assembly Workshop Manual

39-136


Differential, disassembling and
assembling Special tools and equipment

VW295 needle bearing drift
VW401 thrust plate
VW402 thrust plate
VW407 punch
VW408A punch
VW412 punch
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VW442 thrust pad
40-21 sleeve
40-105 thrust pad
2050 thrust plate
3138 drift
Tapered roller bearing puller VAG1582 taper
roller bearing puller
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VAG1582/6 attachment to VAG1582

Kukko 44/2 two-arm puller
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Notes:

General repair notes: page 00
-27
.
Replace both tapered roller bearings together. If
possible, use same manufacturer!
Adjustments are required when replacing
components marked with
1) Adjustment
overview page 39
-170
.
1 -
Cover for final drive
1)
2 -
O-ring
Always replaceInsert with oil
3 -
Final drive housing
1)
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Parts-catalog 4 -
Shim "S2"
Note thicknessAdjustment overview page 39
-170
5 -
Small tapered roller bearing outer race
1)
Driving out Fig. 1Pressing in Fig. 2
6 -
Small tapered roller bearing inner race
1)
Pulling off Fig. 3Pressing on Fig. 4
7 -
Bolt - tighten to 60 Nm and then tighten an
additional 45-5.
Always replaceAllocationLightly tighten bolts then tighten diagonally
to correct torque.
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Parts-catalog 8 -
Differential housing
1)
9 -
Ring gear
1)
Matched to drive pinion (gear set)Application according to transmission code
letters Press off of housing using drift Fig. 9Install on differential housing Fig. 10
10 -
roll pin
For securing shaft for differential bevel
gears Drive in flush
11 -
Large tapered roller bearing inner race
1)
Pulling off Fig. 5Pressing on Fig. 6
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12 -
Large tapered roller bearing outer race
1)
Driving out Fig. 7Pressing in Fig. 8
13 -
Adjustment shim "S1"
Note thicknessList of adjustments page 39
-170
14 -
Threaded piece
15 -
Large differential bevel gear
Installing Fig. 11Adjusting Fig. 12
16 -
Small differential bevel gear
Installing Fig. 11
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17 -
Shaft for differential bevel gears
Drive out using driftDrive in carefully so as not to damage
thrust washers. Secure with locking pin -Item 10 -
18 -
Adjustment shim Re-determine thickness Fig. 12
19 -
Thrust washer
Check for cracks
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Fig. 1 Driving small tapered roller bearing outer race out of
housing
- Check adjustment shims for damage after removing.

Fig. 2 Pressing tapered roller bearing outer race into housing
- Install outer race with VW295 needle bearing drift by tapping lightly
using hammer.
- Then drive in to stop, as shown in illustration.
Pa
ge 9 of 16 Differential, disassemblin
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Fig. 3 Pulling off small tapered roller bearing inner race
A - Kukko 44/2 two-arm puller
Pa
ge 10 of 16 Differential, disassemblin
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