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 ...

Adjusting
Vehicle Equipment ...

Interior
Drawing cues from the 7 Series, the 5 Series' climate-control readouts use BMW's Black Panel technology to appear out of dark panels without the brightened look of traditional electroluminescent d ...