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Mobility
171
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Observe all national and local maximum speed
limits, otherwise violations of the law could
occur.
Tire identification marks
Knowledge of the labeling on the side of the tire
makes it easier to identify and choose the right
tires.
Tire size
Speed letter
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
Z = over 150 mph/240 km/h
Tire Identification Number
Tires with DOT codes meet the guidelines of
the U.S. Department of Transportation.
DOT code:
Tire age
The tire's date of manufacture is indicated on
the sidewall:
DOT ... 0806 indicates that a tire was manufac-
tured in week 8 of the year 2006.
BMW recommends replacing all tires at least
every 6 years, even if some tires may last for
10 years. This also concerns the tire of the
spare wheel
*
.
Tire size Pressure specifications in psi/kPa
Traveling speeds
up to max. of
100 mph/160 km/h
Traveling speeds
including those exceeding
100 mph/160 km/h
All pressure specifications
in the table are indicated in
psi/kilopascal with cold tires.
Cold = ambient temperature
245/45 R 18 100 V XL M+S 35/240 38/260 35/240 38/260 41/280 46/320
255/40 ZR 19 33/230 - 33/230 - 41/280 -
285/35 ZR 19 - 36/250 - 36/250 - 46/320
More details on the permissible load and weights can be found on page 200.
e.g.
Nominal width in mm
Aspect ratio in Ξ
Belted construction – radial
Rim diameter in inches
Carrying capacity ID-code
(not in ZR tires)
Speed code letter
(in ZR tires before the R)
245/45 R 18 100 V
285/35
19
ZR
e.g.
Manufacturer code
for tire make
Tire size and tire design
Tire age
DOT xxxx xxx 0806
Online Edition for Part No. 01 41 0 012 118 - © 02/06 BMW AG
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