Tire Identification Marks; Tire Identification Number - BMW 2010 528 Owner's Manual

550i
Tire size
*
Compact wheel :
T 135/80 R 17 102 M
All pressure specifications
in the table are indicated in psi/
kilopascal with cold tires.
Cold = ambient temperature
245/40 R 18 93 Y
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
245/40 R 18 97 V M+S XL
Front: 245/40 R 18 93 Y
Rear: 275/35 R 18 95 Y
Front: 245/35 R 19 93 Y XL
Rear: 275/30 R 19 96 Y XL
More details on the permissible load and weights can be found on page 241.

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
For instance 225/50 R
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)
206
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
Pressure specifications in psi/kPa
Traveling speeds up
to max. of 100 mph/
160 km/h
32/220 38/260
32/220 38/260
33/230 39/270
32/220 35/240
35/240 39/270
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
17
94 W
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:
61/420
Traveling speeds including those exceed-
ing 100 mph/160 km/h
32/220 35/240 33/230
32/220 38/260 38/260
33/230 39/270 39/270
32/220 32/220 33/230
33/230 38/260 38/260
41/280
45/310
46/320
38/260
45/310