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 ...

2011 BMW 328 review
As BMW runs a war path with new model introductions — two gigantic, turtle-shaped crossovers a year, at this pace — they haven't forgotten where the profit margin lies. It's in the little 3 Series ...

Air volume, manual
You can vary the air volume by pressing on the corresponding side. You can reactivate the automatic mode for the air flow rate with the AUTO button. ...