A6 Quattro Wagon V6-2.8L (AFC) (1995)
Pinion Gear: Adjustments
Ring Gear, Adjusting
Adjusting Differential
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The ring gear must be adjusted only if the following components have been replaced:
Final drive housing, final drive cover, tapered roller bearings for differential, differential housing or gear set
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Refer to "List of Adjustments".
Determining Total Shim Thickness Stotal (S1 + S2)
(Adjusting preload of tapered roller bearings for differential)
Pinion removed
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Remove seal and outer races for differential tapered roller bearings, and remove shims. Refer to "Disassembing and Assembling/Overview" at
Final Drive, Differential. See: Service and Repair
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Drive in tapered roller bearing outer races, without shims, as far as possible. Refer to "Disassembing and Assembling/Overview" at Final Drive,
Differential. See: Service and Repair
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Install differential in housing.
The ring gear is on the right-hand side (cover side).
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Install cover and tighten bolts in diagonal pattern to 25 Nm (18 ft lb), with cover facing upward.
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Install measuring tools.
A = Dial indicator extension approx. 30 mm long
B = M8 x 45 hex bolt
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Set dial indicator (3 mm range) to zero with preload of 1 mm.
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Move differential up and down; read and record play on dial indicator.
Example: 1.60 mm
WARNING! Do not turn the differential when performing measurement otherwise the bearings will settle and the measurement will be incorrect.
Determining Stotal (S1 + S2)
Stotal = Dial indicator reading + preload