[V8] Tire/rim size and Speedometer calibration

[Charles Wurts]

I thought the winter package that Audi offered right after the car was 
brought to the US used a 195/65 15 tire on a steel rim?


On Mar 9, 2004, at 6:48 AM, Kneale Brownson wrote:

> Your PO may be correct that the car came with the 205 tires.  The owner
> manual for my 200q20v (which generally had the same brakes and tires 
> as the
> V8) had the 215 size in the original printing and an inserted extra 
> page
> with the 205 size.  The 205/65 winter tire configuration is 
> recommended by
> most of the winter tire specialists to give a slightly taller sidewall 
> and
> more narrow footprint for better traction and negotiation of slush/deep
> snow.  I run the "tippy-toes" 205/65 winter tire and a 215/60 summer 
> tire.
>
> At 12:45 AM 3/9/2004 -0500, Gunter wrote:
>> Here's a question for owners of 'Canadian' spec V8 Q's.
>>
>> I only acquired mine 4-5 months ago.  The speedometer is metric, of 
>> course.
>> The previous owner claims that the car came factory equipped with 
>> 205/60-15
>> tire/wheel combos.  I am skeptical of his claim and thought that the
>> tire/wheel combo was 215/60-15 regardless of final destination.  In 
>> any
>> case, the car is presently wearing 205/65-15 winter tires and I am 
>> curious
>> as to whether or not I should be factoring in a small (or perhaps not 
>> so
>> small) adjustment, based on differences in overall wheel diameter, 
>> into the
>> speedometer reading to bring it in line with the actual road speed.  
>> I have
>> already earned myself one speeding ticket with this car, and feel 
>> that I
>> should arm myself with whatever information is available in order to 
>> keep
>> within the legal limit...............at those times when I choose not 
>> to
>> exceed the limit.
>>
>> Thanks,
>> Gunter, Cleveland
>> 1990 V8 Q Canadian Tornado red with 240 000kms
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>
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> Have a V8 answer? ... Please help others by adding to the KB ... all 
> contributions welcome!
>