Bentley manual had a very good description on how the X drive system works. I am quite positive it becomes RWD only much closer to 80mph. It also becomes RWD, under full throttle with no front wheel slip. It can also send 100% of the power to the front or rear.

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2006 4.8is, Black on White. SOLD Sniff Sniff.

2017 F85 x5m, Black on Red. BEAST MODE


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