Quote:
Originally Posted by andrewwynn
Not sure what you mean. The 255/50-18 are identical in size to the 235/65-17. That's the beauty of it. I can have the 235 that fits in my spare well that matches the rolling circumference of the 255.
|
Nope they are shorter.
This isn't going line up perfect but should make sense.
235/65r17 255/50r18
Diameter 29" 28" -3.4% smaller
Width 9.3" 10" +7.5% wider
Sidewall 6" 5" -16.7%
Circum. 91.1" 88" -3.4%
Revs/Mile 716 741 +25 more per mile rotation