Adjusting the height
▷ To raise: pull.
▷ To lower: press the button, arrow 1, and
push the head restraint down.
See also:
Tire identification marks
Tire size
255/50 R 19 103 Y
255: nominal width in mm
50: aspect ratio in %
R: radial tire code
19: rim diameter in inches
103: load rating, not for ZR tires
Y: speed rating, before the R on ZR ...
Safety information
The tire characteristics and tire inflation pressure
influence the following:
▷ The service life of the tires.
▷ Road safety.
▷ Driving comfort. ...
Tire inflation pressures at max. speeds above 100 mph/160 km/h
Speeds above 100 mph/160 km/h
In order to drive at maximum speeds in excess
of 100 mph/160 km/h, please observe, and,
if necessary, adjust tire pressures for speeds
exceeding 100 mph/160 km/h ...