Mercedes-Benz S-Class Saloon 2021 Owner's Manual page 461

458 Wheels and tyres
458
Furthermore, the use of certain tyre types in
R
certain regions and areas of operation can be
highly bene cial.
Only use tyres and wheels of the same type
R
(summer tyres, winter tyres, MOExtended
tyres) and the same make.
Only t wheels of the same size on one axle
R
(le and right).
It is only permissible to t a di erent wheel
size in the event of a at tyre in order to drive
to the specialist workshop.
Do not make any modi cations to the brake
R
system, the wheels or the tyres.
The use of shims or brake dust shields is not
permitted and may invalidate the vehicle's
general operating permit.
V V ehicles wit ehicles with a tyr h a tyre pr e pressur essure monit e monitor oring sy
R
t t em: em: all tted wheels must be equipped with
functioning sensors for the tyre pressure mon-
itoring system.
At temperatures below 7 °C use winter tyres
R
or all-season tyres marked i M+S for all
wheels.
Winter tyres provide the best possible grip in
wintry road conditions.
For M+S tyres, only use tyres with the same
R
tread.
Observe the maximum permissible speed for
R
the M+S tyres tted.
If the tyre's maximum speed is below that of
the vehicle, this must be indicated by an
appropriate label in the driver's eld of vision.
Run in new tyres at moderate speeds for the
R
rst 100 km.
Replace the tyres a er six years at the latest,
R
regardless of wear.
When replacing wit When r eplacing with tyr
R
r r un- at un- at c c har haract acter eris istics:
MOExtended tyres are not equipped with a
ing sys- s- TIREFIT kit at the factory. Equip the vehicle
with a TIREFIT kit a er replacing with tyres
that do not feature run- at characteristics,
e.g. winter tyres.
For more information on wheels and tyres, con-
tact a quali ed specialist workshop.
Be sure to also observe the following further rela-
ted subjects:
R
R
R
N N o o t t es on int
h tyres t es that do no hat do not f t featur eature e
tics: vehicles with
Interchanging the front and rear wheels if the
wheels or tyres have di erent dimensions can
render the general operating permit invalid.
Notes on tyre pressure ( page 452)
/
Tyre pressure table ( page 453)
/
Notes on the emergency spare wheel
( page 465)
/
es on interc erchanging wheels hanging wheels
& W W ARNING
ARNING Risk of injury through di erent
wheel sizes
Interchanging the front and rear wheels can
severely impair the driving characteristics.
The disk brakes or wheel suspension compo-
nents may also be damaged.
Only interchange the front and rear
#
wheels if the wheels and tyres have the
same dimensions.