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:

    2010 BMW X5 M Review
    On paper, the BMW X5 M seems about as incongruous as a car can be. It's a five-seat midsize crossover powered by a 555-horsepower, twin-turbocharged V-8 engine that can accelerate from zero to 60 ...

    Opening/closing the glass sunroof and sliding visor together
    Briefly press the switch twice in succession in the desired direction past the resistance point. The glass sunroof and sliding visor move together. Pressing the switch again stops the motio ...

    Using contact data
    At a glance Contact data from calendar entries, appointments, tasks, emails and notes can be stored or selected*. Displaying contact or selecting phone number 1. "Use contact data&qu ...