Tire Identification Marks; Tire Size; Tire Identification Number - BMW 7 SERIES Owner's Manual

Mobility

Tire size

Front:
245/40 R 20 99 Y XL
RSC
Rear:
275/35 R 20 102 Y XL
RSC
Front:
245/35 R 21 96 Y XL
RSC
Rear:
275/30 R 21 98 Y XL
RSC
Compact wheel:
T 135/80 R 18 104 M
With high-speed tuning feature
Tire size
Specifications in
bar/PSI with cold tires
245/50 R 18 100 V M
+S A/S RSC
245/50 R 18 100 H M
+S RSC
245/45 R 19 102 V M
+S XL A/S RSC
245/45 R 19 102 V M
+S XL RSC
Front:
245/45 R 19 98 Y RSC
Rear:
275/40 R 19 101 Y
RSC
204
Wheels and tires
Pressure specifica‐
tions in bar/PSI
2.5 / 36 -
- 2.6 / 38
2.8 / 41 -
- 3.0 / 44
Speed up to a max.
of 50 mph / 80 km/h
4.2 / 60
Pressure specifica‐
tions in bar/PSI
2.6 / 38 2.9 /42
2.8 / 41 3.2 / 46
2.4 / 35 -
- 2.5 / 36
Online Edition for Part no. 01 40 2 909 749 - VI/13
Tire size
Front:
245/40 R 20 99 Y XL
RSC
Rear:
275/35 R 20 102 Y XL
RSC
Front:
245/35 R 21 96 Y XL
RSC
Rear:
275/30 R 21 98 Y XL
RSC
Compact wheel:
T 135/80 R 18 104 M

Tire identification marks

Tire size
245/45 R 18 96 Y
245: nominal width in mm
45: aspect ratio in %
R: radial tire code
18: rim diameter in inches
96: load rating, not for ZR tires
Y: speed rating, before the R on ZR tires
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

Tire Identification Number

DOT code: DOT xxxx xxx 1013
Pressure specifica‐
tions in bar/PSI
2.7 / 39 -
- 2.7 / 39
3.0 / 44 -
- 3.2 / 46
Speed up to a max.
of 50 mph / 80 km/h
4.2 / 60