Quote:
Originally Posted by JockoT
My car takes 175/65/14's too. With the difference in tread depth between new tyres (8mm on these ones) to 2mm before changing them, this is a difference of 12 mm in diameter (disregarding tyre distortion).
|
Which is roughly about 3%, from
Michelin™ specs. Per their revolutions per mile values, the
rolling-diameters compute to be about 97% of the
unloaded-diameters.