20x9.5" up front and 20x10.5" out back with square 275s all around. My wife's setup.

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PCD 12/3/10: 2011 X5 50i/Alpine White/Cinnamon/Bamboo: M Sport, Tech 20" 333, Cold Weather, Premium, Prem Sound, Rear Climate, rear heated seats, HUD, CA,
Wifey's ride: 2011 X5 35i SA Vermillion Red/Tobacco/Walnut Tech 20" 214, Cold, Prem Sound, rear climate, CA