Will an 18" (255x55 R18) rim from a 2005 X5 4.6 fit a 2007 X5 3.0? If not, why? Thanks in advance.

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2007 BMW X5 3.0- loaded with every option!
2006 911 C2S Cab- loaded with techart touches
2006 MB CLK500 Cab- wife's car
1986 944 TURBO- track car