Lumbar support

The curvature of the seat backrest can be adjusted in such a way that it supports the lumbar region of the spine. The lower back and the spine are supported for upright posture.

of ► Press the front/rear section of the switch.

The curvature is increased/ decreased.

► Press the upper/lower section of the switch.

The curvature is shifted up/ down.

    See also:

    The concept
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    Tire inflation pressure values up to 100 mph/160 km/h
    320i 328i 335i ...