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Old 04-13-2018, 02:14 AM   #3
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Join Date: Feb 2018
Location: New Zealand
Posts: 59
Quote:
Originally Posted by particlewave View Post
The outer diameter of the tire won't change much and 18" will fit. That's not the issue, though.
The speedometers in these cars read about 5mph slow by design.
Using the same profile tire and going from 16" to 18" will change the speed by roughly 10%. To be exact 11.1 %.

Do I have 1" all around the existing tire to fit into the bodywork is the question.
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