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Re: let it snow!
Steve Sherman writes:
> As I recall 195-65-15 are the same diam as 205-60-15....so your tires
> are a bit small and your speedo should read a bit low.
When the tires are a little smaller the speedo would read a little
*higher*. In order to maintain the same actual speed the tires
would have to spin a little faster. In other words, to travel the
same distance the tires would have to rotate more times.
Specification Sidewall Radius Diameter Circumference Revs/Mile Difference
205/60-15 4.8in 12.3in 24.7in 77.6in 817 0.0%
195/60-15 4.6in 12.1in 24.2in 76.1in 833 -1.9%
96 A4 2.8 quattro
84 5000S 2.1 turbo
80 4000 2.0
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