So... has anyone ever figured out what all these numbers on the

[Louis-Alain Richard]

Miles or Kilometers ? 

Anyway, for my car : tires are 205/60R15 (817 revs per mile), final drive is
3.89:1, and the speedo is W-1000.

Anyone willing to calculate the formulae ?

Nice Friday evening task... 
:-)

Louis-Alain

> -----Message d'origine-----
> De : quattro-bounces at audifans.com [mailto:quattro-bounces at audifans.com] De
> la part de rob
> Envoyé : 27 juillet 2012 15:59
> À : quattro at audifans.com
> Objet : RE: So... has anyone ever figured out what all these numbers on
> the
> 
> 
> W=nnn means nnn revolutions of the roadWheel per mile.
> 
> 
> 
> Date: Fri, 27 Jul 2012 11:44:43 -0400
> From: Huw Powell <audi at humanspeakers.com>
> To: quattro at audifans.com
> Subject: Re: Speedometer for '87 4kq quattro
> Message-ID: <5012B76B.5010806 at humanspeakers.com>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
> 
> So... has anyone ever figured out what all these numbers on the
> speedometer faces mean?
> 
> On 7/27/2012 9:16 AM, Louis-Alain Richard wrote:
> > Two more data points :
> >
> > My 240 km/h Canadian urQ has a W-1000 marking.
> >
> > I also have a W-1080 here, it is from an automatic FWD 4000 with a 5
> > cylinder, probably 1986-87. It is a Canadian 4000, so this is a 220
> > km/h speedometer.
> >
> > Louis-Alain
> >
> 
> 
> _______________________________________________
> quattro mailing list
> http://www.audifans.com/mailman/listinfo/quattro
> http://www.audifans.com/kb/List_information