See also:

Tire inflation pressures X5 xDrive50i with three rows of seats
  ...

Backrest width
Change the width of the backrest using the side wings to adjust the lateral support. ...

2008 BMW X6 Review
My wife and I had just climbed out of the X6 SUV, one of BMW's newest models, and were walking away from it when she summed up her thoughts on its interesting shape. "It looks like an Aztek,& ...