BMW 4 Series 2023 Owner's Manual page 289

Tire size Pressure specifications
in bar/PSI
Specifications in
bar/PSI with cold
tires
225/45 R 18 95 2.7 / 39
H XL M+S
Front: 225/45 R 2.8 / 41
18 95 Y XL
Rear: 255/40 R -
18 99 Y XL
Front: 225/40 R 3.1 / 45
19 93 Y XL
Rear: 255/35 R -
19 96 Y XL
Front: 225/35 R 3.4 / 49
20 90 Y XL
Rear: 255/30 R -
20 92 Y XL
Front: 225/45 R 3.1 / 45
18 95 V XL M+S
Rear: 255/40 R -
18 99 V XL M+S
Front: 225/40 R 2.9 / 42
19 93 H XL M+S
Rear: 255/35 R -
19 96 H XL M+S
M440i
Without high-speed tuning feature
2.9 / 42
-
2.6 / 38
-
2.9 / 42
-
3.4 / 49
-
2.8 / 41
-
2.9 / 42
Online Edition for Part no. 01405A7D166 - II/23
Wheels and tires
Tire size
Specifications in
bar/PSI with cold
tires
225/45 R 18 95 H
XL A/S
225/45 R 18 95 H
XL M+S
225/40 R 19 93 H
XL A/S
Front: 225/45 R
18 95 Y XL
Rear: 255/40 R
18 99 Y XL
Front: 225/40 R
19 93 Y XL
Rear: 255/35 R
19 96 Y XL
Front: 225/35 R
20 90 Y XL
Rear: 255/30 R
20 92 Y XL
Front: 225/45 R
18 95 V XL M+S
Rear: 255/40 R
18 99 V XL M+S
Front: 225/40 R
19 93 H XL M+S
Rear: 255/35 R
19 96 H XL M+S
With high-speed tuning feature
MOBILITY
Pressure specifications
in bar/PSI
2.6 / 38 2.9 / 42
2.8 / 41 3.1 / 45
2.3 / 33 -
- 2.3 / 33
2.5 / 36 -
- 2.5 / 36
2.8 / 41 -
- 3.0 / 44
2.6 / 38 -
- 2.6 / 38
2.8 / 41 -
- 2.8 / 41
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