Date: Fri, 27 Jul 2001 17:43:57 -0700
From: Johannes H Andersen <johannes.andersennopsamel.ac.uk>
Subject: Re: Reprogramming ECU for 17" wheels





VIKINGMAN wrote:
> 
> "Johannes H Andersen" <johannes.andersennopsamel.ac.uk> skrev i en meddelelse
> news:3B61FBE9.89F7CCB9nopsamel.ac.uk...
> 
> > Yes, this is what you would think. I thought so as well when I
> > changed from 195/65/15 to 205/55/16 . But the tire calculator
> > actually shows that my speedo now reads 0.4 % to faster than
> > before!
> 
> Your correct 15" diameter would've been 195/60-15 - not /65, there's your
> reason...
> 

Correct in what sense? The 195/65/15 was the original spec for my car.
0.4% is a pretty good match don't you think. 

Johannes

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