BMW X4 Owner's Manual page 197

These pressure values can also be found on
the tire inflation pressure label on the driver's
door pillar.
Do not exceed a speed of 100 mph/160 km/h.
Tire inflation pressure values up to
100 mph/160 km/h
X4 xDrive28i
Tire size
Specifications in
bar/PSI with cold
tires
245/55 R 17 102 H
M+S RSC
225/60 R 17 99 H
M+S RSC
245/50 R 18 100 H
M+S RSC
245/50 R 18 100 V
M+S A/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 W RSC
Rear: 275/40 R 19
101 W RSC
Pressure specifications
in bar/PSI
2.2 / 32 2.2 / 32
2.2 / 32 2.4 / 35
2.2 / 32 -
- 2.2 / 32
I n f o r ma t i o n P r o v i d e d b y :
Online Edition for Part no. 01 40 2 964 144 - VI/15
Wheels and tires
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
Emergency wheel:
T 135/80 R 18 104
M
X4 xDrive35i
Tire size
Specifications in
bar/PSI with cold
tires
245/50 R 18 100 H
M+S RSC
245/50 R 18 100 V
M+S A/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 W RSC
Rear: 275/40 R 19
101 W RSC
Front: 245/40 R 20
99 Y XL RSC
Rear: 275/35 R 20
102 Y XL RSC
Mobility
Pressure specifications
in bar/PSI
2.2 / 32 -
- 2.4 / 35
2.4 / 35 -
- 2.8 / 41
Speed up to a max. of
50 mph / 80 km/h
4.2 / 60
Pressure specifications
in bar/PSI
2.2 / 32 2.4 / 35
2.2 / 32 2.6 / 38
2.2 / 32 -
- 2.2 / 32
2.4 / 35 -
- 2.6 / 38
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