DOT Quality Grades
Treadwear
Traction AA A B C
Temperature A B C
Conform to Federal Safety Requirements
All passenger car tires must conform to
Federal Safety Requirements in addition to
these grades.◀
See also:
Calling up settings
Do not retrieve the memory while driving
Do not retrieve the memory setting while
driving, as an unexpected movement of the seat
or steering wheel could result in an accident.◀
Comfort fu ...
Concierge service
General information
The BMW Assist Concierge service offers information
on events, gas stations or hotels, and
provides phone numbers and addresses. Hotels
can be booked directly by the BMW Ass ...
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 ...