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 ...

World firsts
The BMW 7-Series' drivetrain superiority is reinforced with a plethora of automotive firsts. All BMW 7-Series can now be specified with the world's first Head-up Display incorporating a speed limi ...

Opening the Options menu
Press the button. The "Options" menu is displayed. Additional options: move the controller to the right repeatedly until the "Options" menu is displayed. Options menu The ...