BMW M4 COUPE Owner's Manual page 181

Tire inflation pressure values up to
100 mph/160 km/h
M4 Coupe
Tire size Pressure specifications in
bar/PSI
Specifications
in bar/PSI with
cold tires
255/40 R 18 99 2.2 / 31
V M+S XL
255/35 R 19 96 2.4 / 34
V M+S XL
Front: 255/40 R 2.2 / 31
18 95 (Y)
Rear: 275/40 R -
18 99 (Y)
Front: 255/35 R 2.2 / 31
19 92 (Y)
Rear: 275/35 R -
19 100 (Y) XL
Tire inflation pressures at max.
speeds above 100 mph/160 km/h
WARNING
In order to drive at maximum speeds in
excess of 100 mph/160 km/h, please observe,
and, if necessary, adjust tire pressures for
speeds exceeding 100 mph/160 km/h from the
relevant table on the following pages. Other‐
wise, tire damage and accidents could occur.◀
2.3 / 33
2.6 / 37
-
2.2 / 31
-
2.2 / 31
Online Edition for Part no. 01 40 2 974 597 - VI/16
Wheels and tires
Tire inflation pressure values over
100 mph/160 km/h
M4 Coupe
Tire size Pressure specifications in
bar/PSI
Specifications
in bar/PSI with
cold tires
255/40 R 18 99 2.5 / 36
V M+S XL
255/35 R 19 96 2.9 /42
V M+S XL
Front: 255/40 R 2.4 / 34
18 95 (Y)
Rear: 275/40 R -
18 99 (Y)
Front: 255/35 R 2.4 / 34
19 92 (Y)
Rear: 275/35 R -
19 100 (Y) XL
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
Q = up to 100 mph, 160 km/h
R = up to 106 mph, 170 km/h
Mobility
2.8 / 40
3.2 / 46
-
2.4 / 34
-
2.6 / 37
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