I sold my E53 in 2007. We bought an E83 X3 which we still have. A family member has an X1, which I have driven and enjoy. They are all good. I consider this an X forum, and the number after the X is pretty irrelevant to me. I read most of the sub forums, but the E53 forum has the most traffic.

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2007 X3 3.0si, 6 MT, Premium, White

Retired:
2008 535i, 6 MT, M Sport, Premium, Space Grey
2003 X5 3.0 Steptronic, Premium, Titanium Silver
2002 325xi 5 MT, Steel Grey
2004 Z4 3.0 Premium, Sport, SMG, Maldives Blue