Do Lower Profile Tires affect Speedometer Reading

[Huw Powell]

>  Yes, a narrower (width) tire has a smaller contact patch at the same
> internal air pressure and weight. Of course, this presumes the same or
> similar tire carcass characteristics.

At the same inflation pressure and weight, any tire will have the same 
area on the road.

-- 
Huw Powell

http://www.humanspeakers.com/audi

http://www.humanthoughts.org/