BMW Z4, Owner'S Manual

Page: 254 / 330

Tire inflation pressure values up
to 100 mph/160 km/h
Z4 sDrive30i
Tire size Pressure specifications
in bar/PSI
Specifications in
bar/PSI with
cold tires
225/50 R 17 98
H M+S XL
Std/RSC 2.2 / 32 2.2 / 32
255/40 R 18 99
V M+S XL Std 2.2 / 32 2.2 / 32
Front: 255/40
ZR 18 95 Y Std 2.2 / 32 -
Rear: 275/40 ZR
18 99 Y Std - 2.2 / 32
Front: 225/45
ZR 18 95 Y XL
Std 2.2 / 32 -
Rear: 255/40 ZR
18 99 Y XL Std - 2.2 / 32
Front: 255/35
ZR 19 96 Y XL
Std 2.2 / 32 -
Rear: 275/35 ZR
19 100 Y XL
Std - 2.2 / 32
Emergency
wheel:
T 135/90 R 17
104 M Speed up to a max. of
50 mph / 80 km/h
4.2 / 60
Z4 M40i
Tire size Pressure specifications in
bar/PSI
Specifications
in bar/PSI with
cold tires
225/50 R 17 98
H M+S XL
Std/RSC 2.2 / 32 2.2 / 32
255/40 R 18 99
V M+S XL Std 2.2 / 32 2.2 / 32
Front: 255/40
ZR 18 95 Y Std 2.2 / 32 -
Rear: 275/40
ZR 18 99 Y Std - 2.2 / 32
Front: 255/35
ZR 19 96 Y XL
Std 2.2 / 32 -
Rear: 275/35
ZR 19 100 Y
XL Std - 2.2 / 32
Emergency
wheel:
T 135/90 R 17
104 M Speed up to a max. of
50 mph / 80 km/h
4.2 / 60
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 ex‐
ceeding 100 mph/160 km/h from the relevant
table on the following pages. Otherwise, tire
damage and accidents could occur.
Seite 254
MOBILITY
Wheels and tires
254
Online Edition for Part no. 01402779113 - II/19