98 A6 rear diff ?

[DGraber460 at aol.com]

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I just bought a 98 A6 quattro, and noticed the rear diff was quite oily, and
the exhaust next to it even showing some effect.
Is this common on this model?
If it's the front seal, does the lash have to be reset to replace the seal?
TIA.

Dennis
Denver
"Suddenly every drive is too damn short!"
                          Audi A4 R&T ad 1998

Dennis
Denver
"Suddenly every drive is too damn short!"
                          Audi A4 R&T ad 1998