Quote:
Originally Posted by Jim314
I think it would be informative to know what are the model and size of the tyres giving the stated mpg. I suspect that low rolling resistance tyres in size 195/65-15 give the best mpg, and the mpg decreases with progressivly wider and lower profile tyres.
Of lesser importance, but still relevant, would be the inflation pressure. Still lesser would be the number of miles on the tyres.
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Most important info as MPG is so different with each Model Year Tyres Etc