BMW 528I XDRIVE - Manual (Page 208)

Wh
eels
and
tire
s
206
550i
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
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
Tire Identification Number
Tires with DOT codes meet the guidelines of
the U.S. Department of Transportation.
DOT code:
Tire size Pressure specifications in psi/kPa
Compact wheel * :
T 135/80 R 17 102 M
61/420
Traveling speeds up
to max. of 100 mph/
160 km/h
Traveling speeds including those exceed-
ing 100 mph/160 km/h
All pressure specifications
in the table are indicated in psi/
kilopascal with cold tires.
Cold = ambient temperature
245/40 R 18 93 Y 32/220 38/260 32/220 35/240 33/230 41/280
245/45 R 17 95 W
245/45 R 17 99 V M+S XL
225/50 R 17 94 H M+S
225/50 R 17 94 W
32/220 38/260 32/220 38/260 38/260 45/310
245/40 R 18 97 V M+S XL 33/230 39/270 33/230 39/270 39/270 46/320
Front: 245/40 R 18 93 Y
Rear: 275/35 R 18 95 Y
32/220 35/240 32/220 32/220 33/230 38/260
Front: 245/35 R 19 93 Y XL
Rear: 275/30 R 19 96 Y XL
35/240 39/270 33/230 38/260 38/260 45/310
More details on the permissible load and weights can be found on page 241 .
For instance
Nominal width in mm
Aspect ratio in
Ξ
Radial belt construction
Rim diameter in inches
Load rating,
(not on ZR tires)
Speed code letter (in
front of the R on ZR tires)
225/50 R 17 94 W
Online Edition for Part no. 01 41 2 602 678 - © 08/09 BMW AG Online Edition for Part no. 01 41 2 602 678 - © 08/09 BMW AG