Thanks....no word yet....

However, here are interesting PDF files about BMW Automatic transmissions.....

http://www.bmwmotorsports.org/BMW_docs/electran1.pdf
http://www.bmwmotorsports.org/BMW_docs/transfund1.pdf

My X5 3.0i has the A5S390R and you can see how they break down the model#....

A for Automatic
5 for 5-speed
S for top gear overdrive
390 for the fact it can handle 390 N-m torque
R for GM hydramatic (made by GM in France)

Also, you can see all the electronics control, diagrams, etc.

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