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TYRE RADIUS QUESTION

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Old Sep 11, 2006 | 10:35 AM
  #1  
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From: side way some were in tayside
Default TYRE RADIUS QUESTION

Wanting to put 225/35/17 on rear of my 3dr,already run 205/40/17 on front,is there a formula or a web site to compare the radius of diffrent size tyres

cheeRS stu
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Old Sep 11, 2006 | 10:43 AM
  #2  
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You can work it out.

The middle figure, the profile, is a percentage of the first figure, the width.

So the new tyres height from bead to tread is 35% of the 225 width and the old tyre is 40% of the 205 width

new = 78.75mm
old = 82mm

HTH

Martyn
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Old Sep 11, 2006 | 11:48 AM
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http://www.tyresave.co.uk/tyresize.html

try this, its pretty good

Rich
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