Part compatibility

[Ti Kan]

Damien Gaboury writes:
> I have a question relative to part compatibility:=20
> Example: rear caliper from a 90Q (1993) and an A4Q (1996-1999)
> 
> part is 8A0 615 423 and 8D0 615 423. Should I expect that both parts are =
> interchangeable and the A and D represent version of the part.

> In addition, carriers, pad and disc are the same number ?

The A and D are not versions of the same part.  You should not expect
these two to be compatible.  See an explanation of the VW/Audi part number
system at my site:

	http://www.amb.org/ti/audi/usmodels.html

-Ti
01 S4 2.7 biturbo quattro
84 5000S 2.1 turbo
80 4000 2.0
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