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 ...

Load
BMW X5: BMW X5 BMW X6: BMW X6 The maximum load is the sum of the weight of the occupants and the cargo. The greater the weight of the occupants, the less cargo that can be transported. ...

Speed limit
You can enter a speed, and a Check Control message will indicate when you reach this speed. This enables you, for example, to receive warnings if you exceed a speed limit in an urban area. You ar ...