Rolling radius

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19 December 2011, 08:39 PM

dj_akademix

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Rolling radius

Quick question:

Do the 225/40/18 alloys and tyre combo on my GB270 have the same rolling radius as 225/45/17 if I fit them?

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20 December 2011, 01:02 PM

alcazar

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This is useful: http://www.miata.net/garage/tirecalc.html

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20 December 2011, 01:12 PM

CREWJ

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I work it out as 1.45mm larger rolling radius on the 18s.

That's only a drop of 0.46%

(Java isn't up to date on the work computer

)

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