BMW 525i Sedan 2005 - Manual (Page 173)

Wh
eels
and
tire
s
172
545i
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 Transport.
DOT code:
Tire age
The manufacturing date of tires is contained in
the tire coding: DOT … 3604 means that the
tire was produced in the 36th week of 2004.
BMW recommends that you replace all tires
after 6 years at most, even if some tires may last
for 10 years.
Tire size Pressure specifications in psi/kPa
All pressure specifications in
the table are indicated in psi/
kilopascal with cold tires.
Cold = ambient temperature
225/50 R 17 94 V M+S
225/50 R 17 94 W
245/40 R 18 93 Y
225/50 R 17 94 Q,T,H M+S
32/220 38/260 38/260 45/310
245/45 R 17 95 W
245/45 R 17 95 Q,T,H,V M+S
29/200 35/240 35/240 42/290
Front: 245/40 R 18 93 Y 32/220 - 38/260 -
Rear: 275/35 R 18 95 Y - 35/240 - 42/290
Front: 245/35 R 19 89 Y 32/220 - 38/260 -
Rear: 275/30 R 19 92 Y - 35/240 - 42/290
Compact wheel:
T 135/80 R 17 102 M
61/420
More details on the permitted load and weights can be found on page 198 .
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)
205/60 R 1 5 91 W
e.g.
Manufacturer code
for tire make
Tire size and tire design
Tire age DOT xxxx xxx 3604
Online Edition for Part-No. 01 41 0 158 518 - © 09/04 BMW AG