Tire Identification Marks; Tire Size; Tire Identification Number - BMW 5 Series Owner's Manual

Mobility

Tire size

Specifications in bar/
PSI with cold tires
245/45 R 18 100 V M
+S XL A/S RSC
245/40 R 19 98 V M
+S XL A/S RSC
245/45 R 18 96 Y
RSC
245/45 R 18 100 V M
+S XL RSC
Front: 245/45 R 18 96
Y RSC
Rear: 275/40 R 18 99
Y RSC
Front: 245/40 R 19 94
Y RSC
Rear: 275/35 R 19 96
Y RSC
Front: 245/35 R 20 95
Y XL RSC
Rear: 275/30 R 20 97
Y XL RSC
With high-speed tuning feature
Tire size
Specifications in
bar/PSI with cold
tires
245/45 R 18 96 Y
RSC
245/45 R 18 100 V
M+S XL RSC
198
Wheels and tires
Pressure specifica‐
tions in bar/PSI
2.6 / 38 3.0 / 44
2.6 / 38 -
- 2.6 / 38
2.6 / 38 -
- 2.7 / 39
2.7 / 39 -
- 3.1 / 45
Pressure specifications
in bar/PSI
2.9 /42 3.4 / 49
Online Edition for Part no. 01 40 2 917 522 - II/13
Tire size
Front: 245/45 R 18
96 Y RSC
Rear:
275/40 R 18 99 Y
RSC
Front: 245/40 R 19
94 Y RSC
Rear:
275/35 R 19 96 Y
RSC
Front: 245/35 R 20
95 Y XL RSC
Rear:
275/30 R 20 97 Y XL
RSC

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 3510
Pressure specifications
in bar/PSI
2.9 /42 -
- 2.9 /42
2.9 /42 -
- 3.2 / 46
3.1 / 45 -
- 3.4 / 49