Wheels and tires, Correct wheels and tires, Snow chains – BMW Z4 M Roadster 2007 User Manual
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Wheels and tires
Correct wheels and tires
In contrast to the descriptions in the Owner's
Manual for the BMW Z4, your BMW Z4 M Road-
ster/Z4 M Coupe is not equipped with Run-Flat
Tires.
Information for your safety
The factory-approved radial-ply tires are spe-
cifically matched to your vehicle and offer opti-
mal road safety as well as enhanced driving
comfort if used properly.
In the event of a flat tire, proceed as described
under M Mobility System, refer to page
.
Z4 M Roadster: tire inflation pressures
Z4 M Coupe: tire inflation pressures
Snow chains*
Snow chains may be attached only to winter
tires of the size 225/40R 18 on both rear
wheels.
Do not initialize the Flat Tire Monitor if
snow chains are mounted
*
, as this may
cause the instrument to issue an incorrect read-
ing.
When driving with snow chains, you may find it
helpful to deactivate DSC temporarily, refer to
page
.
<
Tire size
Pressure specifications in psi/kPa
All pressure specifications in the table are
indicated in psi/kilopascal with cold tires,
cold = ambient temperature
Front: 225/45 ZR 18
Rear: 255/40 ZR 18
30/210
–
–
32/220
225/40 R 18 92 V M+S
33/230
36/250
You will find more information about permissible loads and weights on page
.
Tire size
Pressure specifications in psi/kPa
All pressure specifications in the table are
indicated in psi/kilopascal with cold tires,
cold = ambient temperature
Front: 225/45 ZR 18
Rear: 255/40 ZR 18
30/210
–
–
32/220
225/40 R 18 92 V M+S
33/230
38/260
You will find more information about permissible loads and weights on page
.
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