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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Technical Forums > Wheels and Tires Forum Sponsored by The Tire Rack > Just bought 225/40R18's off the forum...



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Wheel offset calculator courtesy of BimmerPost.com. You may use this calculator to calculate what tire sizes you might need if you upgrade your tires, or what wheel sizes/offsets are compatible with your car.
    Current Wheel Width  inches             Current Wheel Offset  mm.
         New Wheel Width  inches                  New Wheel Offset  mm.
 
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Based on your stock wheel setup, your new wheel will have:
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      New Tires Diameter (in.)
  Difference in diameter (in.)
           Percent Difference %
                     
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      12-22-2010, 04:58 PM   #1
Ali@BMWMt.laurel
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Just bought 225/40R18's off the forum...

Will they fit on my 335i coupe? For some reason I thought I was getting 235/40R18...Wow I am idiot..
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      12-22-2010, 05:24 PM   #2
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2008 5 Series  [3.30]
225/40/18 can work as well.

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      12-22-2010, 05:27 PM   #3
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ok great. I called tirerack too. Almost had a heart attack lol
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      12-23-2010, 01:34 PM   #4
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Well now my service depot is telling me otherwise. Can someone please confirm this?
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      12-23-2010, 01:52 PM   #5
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225/40/18 is the OEM size, so I don't see why they shouldn't fit assuming you got the some 18x8 or 18x8.5 wheels.
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