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 ...

Actions in the event of a flat tire
Normal tires 1. Identify the damaged tire. Do this by checking the air pressure in all four tires. If the tire inflation pressure in all four tires is correct, the Tire Pressure Monitor may not ...

Parts and accessories
For your own safety, use genuine parts and accessories approved by BMW. When you purchase accessories tested and approved by BMW and Original BMW Parts, you simultaneously acquire the assurance ...