[s-cars] looking for help with S4/S6 braking system

[Igor Kessel]

Richard Tanimura wrote:

> Igor, I think Bob is right on this one. The P/N is 441
> 615 301 AA and comes off a pre-1999 A8. The dimensions
> are 314 x 30. It is regularly used as an upgrade on
> S2's together with RS2/Porsche 928 S4 calipers. They
> fit under some 16" wheels like AVUS.
> 
> A useful site is the Brembo interactive site that will
> show all the important dimensions on the rotor.
> 
> http://brembo.progettointernet.com/Eng/Disco_modello_main.htm
> 

Rich,
I still stand by my words.
The European UrS rotors 441-615-301-AA were indeed 314x30mm.

However the the early USA A8 rotors that we're discussing here 
8D0-615-301-J were 312x25mm. They were used in conjunction with small 
Boxter callipers over custom brackets for a budget brake upgrade.

-- 
Igor Kessel
two turbo quattros in the stable,
the third one is in the works