Tire size

Example: 255/55 R 19 107 V
255: nominal width in mm
55: aspect ratio in %
R: radial tire code
19: rim diameter in inches
107: load rating, not for ZR tires
V: speed rating, before the R on ZR tires

Speed letter

Q = up to 100 mph/160 km/h
T = up to 118 mph/190 km/h
H = up to 131 mph/210 km/h
V = up to 150 mph/240 km/h
W = up to 167 mph/270 km/h
Y = up to 186 mph/300 km/h

    See also:

    Integrated Owner's Manual in the vehicle
    The integrated Owner's Manual can be displayed on the Control Display. The equipment and functions that are in the vehicle are described therein. ...

    Overview, instrument cluster with enhanced features
    Overview, instrument cluster with enhanced features 1 Fuel gauge 2 Speedometer 3 Indicator/warning lamps 4 Tachometer 5 Engine oil temperature 6 Current fuel consumption 7 Electronic displa ...

    Storage
    Store wheels and tires in a cool, dry place with as little exposure to light as possible. Always protect tires against all contact with oil, grease and fuels. Do not exceed the maximum tire infl ...