Quote:
Originally Posted by kafklatsch
the fronts were 205/60.... i went to 205/65's.....
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I suggest that you use the Miata tire size calculator
to compare the "stock" tire size w/ the "new" tire size to begin with. This way you always ensure that your speedometer is 'calibrated' or, at least, very close to calibrated.
For example, stock tires/wheels for a W140 are
195 x 65 x 16". Using the link
here you'll see that a compatible tire is the
225 x 45 x 18". The size match is perfect and the speedo (ASR, tranny) won't know the difference.
Not sure your "205 x 65 x ??" tires are compatible w/ your tranny and/or speedo??
The Miata tire size calculator can be found in my web page
here . . . good reading about wheels and tire sizes . . .