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Old 09-08-2005, 08:38 AM   #4
Registered User
Join Date: Apr 2005
Location: United Kingdom
Posts: 47
My Ride: 330d Sport
Originally Posted by sna77
So the sidewall is actually smaller on the rear tire?

Firstly I misposted above the rear tire should be 255/35/18.

225/40 = 225mm x 40% =90mm
255/35 = 255mm x 35% = 89.25mm

Therefore the difference in sidewall heights is 0.75mm! Despite the fact that the tire is 30mm wider

Hope this helps
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