In NY Competition BMW of Smithtown replaced arms left and right rear for $1500 they could not even get it aligned before. I get even wear on my rear tires ever since. (1.5 years now no signs of inner rear wear) Note: I have 315 in the back.

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E53 Titaniun/Grey 4.4i - Sold
E70 Black/Black - 4.8i - Sold
F07 SpaceGrey/Black 4.4i Twin Turbo - Current
X5 & GT is the Ultimate Driving Machine