2012 MERCEDES-BENZ M-Class tire pressure

Trac
tion
Tra ctio nis the resultof frictio nbe twe enthe
tire sand theroadsu rfa ce. TWR
(Tongue We ight Ratin g)
The TWRsp eci fiesthe maxim um permi ssible
we ight tha tthe ball coupling ofthe trailer tow
hitch cansupport. Tread
wearindicators
Narrow bars(tread wearbars) thatare
distributed overthetire tread. Ifthe tire tread
is level withthebars, thewear limitof1
/ 16 in
(1.6 mm) hasbeen reached. Occupant
distribution
The distribution ofoccupants inavehicle at
their designated seatingpositions. Total
loadlimit
Rated cargoandlugga geload plus
68 kilograms (150lbs)times thevehicle's
designated seatingcapacity. Changing
awhee l Fl
at tire
The "Brea kdown assistance" section
(Y pag e329) contains informationandnotes
on how todea lwith afla ttire. Italso provides
inst ruct ions onchan gingawheel ormoun ting
the spare wheel/ emergencyspare wheel. Inter
chang ingthewheels G
WARN
ING Rotat
efro ntand rear wheels onlyifthe tires
are ofthe same dimen sion. If
your vehic leisequipped withmixed-s ize
tir es (diff eren ttire dimen sionsfro ntvs. rear),
tir erot ation isnot possible . G
WARN
ING Have
thetightening torque chec kedafter
chan gingawheel. Thewheels couldcome
loose ifthe yare not tightenedtoator que of
110 lb-ft(150 Nm).
Only usegenuin eMerc edes- Benzwheel bolts
specified foryour vehicle's rims.
The wear pattern son the front andrear tires
differ, depending onthe operating conditions.
Rotate thewheels beforeaclear wearpattern
has formed onthe tires. Front tirestypically
wear more onthe shoulders andtherear tires
in the cent er.
If your vehicle's tireconfiguration allows,you
can rotate thewheels according tothe
intervals inthe tire manufacturer's warranty
book inyour vehicle documents. Ifthis isnot
availa ble,thetires should thenbereplaced
every 3000to6000 miles
(5000 to10,000 km),orearl ierifthe tire wea r
requ iresthis. Donot change thedirection of
whee lrotation.
Cle anthe contact surfacesofthe whee land
the brake discthoroug hlyevery timeawhee l
is interchanged .Check thetire pressures.
Inform ationonchanging awheel and
mounting thespare wheel (Ypage 333).
! Onvehicles equippedwith atire pressure
monitor, electronic componentsare
located inthe wheel.
Tire-mountin gtools should notbeused
near thevalve. Thiscould damage the
electronic components.
Always havethetires changed ataqual ified
specialist workshop, e.g.anauthorized
Mercedes-Ben zCent er. 374
Changing
awhee lWheels and tires

Dir
ect ion ofrotation
Tir es wit haspe cifie ddir ection ofrotation
hav eaddit ionalben efits, e.g. ifth ere isaris k
of hydr oplaning .Y ou will only gain these
benefits ifthe correc tdirection ofrotat ionis
maintained.
An arrow onthe sidewal lof the tire indicates
its correc tdirection ofrotat ion.
You may mount aspare wheel/emergenc y
spare wheel against thedirection ofrotat ion.
Observe thetime restriction onuse aswell as
the speed limitspecified onthe spare wheel/
emergenc yspare wheel. Storing
wheels
Stor ewheels thatarenot being usedinacool,
dry and preferably darkplace. Protectthe
tires from oil,grease, gasoline anddiesel. Cleanin
gthe wheel s G
WARNING Do
not use power washers withcircular-jet
nozz les(dirt grinders) toclean yourvehicle, in
particular thetires. Youcould otherwise
damage thetires andcause anaccident. Wheel
andtirecombinations Please
bearthefollow inginmind
! For safety reasons, Mercedes-Ben z
recommen dsthat youonly useTires and
wheels whichhavebeen approved by
Mercedes-Ben zspecific allyforyour
vehicle. These
tireshave been specially adaptedfor
use with thecontrolsystems ,such asABS
or ESP®
,and aremark edasfollows:
R MO =Mercedes- BenzOriginal
R MOE =Mercedes- BenzOrigi nal Extended
(tires featuringrun-flat characteristics)
R MO1 =Mercedes- BenzOriginal (only
certain AMGtires)
Mercede s-BenzOriginalExtended tires
may onlybeuse don whee lsthat have been
speci ficallyapp roved byMercede s-Benz.
Only usetires, wheelsor accesso ries
tested andapproved byMercede s-Benz.
Certa inchara cteristics, e.g.handl ing,
vehicl enoise emissionsorfuel
consumptio n,may otherwi sebe adve rsely
affected. Inadd ition, when drivingwith a
loa d,tire dime nsion variations couldcaus e
the tires tocome intocontact withthe
body work andaxle components. Thiscould
resu ltin dama getothe tires orthe vehicl e.
Mercede s-Benzaccepts noliabil ity for
dama geresu lting from theuse oftires,
whee lsor accesso riesother thanthose
tested andapproved.
Further informati onabo uttires, wheelsand
app roved combina tionscanbeobtai ned
from anyauthorized Mercede s-Benz
Center. i
The
Tire andLoad Information placard
with therecommende dtire pressu resis
attached tothe B-pill aron the drive r'sside .
Further informati onabo utdrivi ngathigh
spee dsordrivi ngwith vehicl eloa dsthat are
lig hter than themaximu mvehicle loadcan
be found inthe tire pressure tableonthe
inside ofthe fuel filler flap.Check tire
pressures regularly,andonly when thetires
are cold. Comply withthemaint enanc e
recom mendat ionsofthe tire manufact urer
in the vehicle documen twallet .
For further inform ationon ther ecomm ended
tire inflation pressure andontire pressures
for specific drivingconditions (Ypage 353). Wheel
andtirecombinations
375Wheels and tires Z

Tire
s Al
l-w eath ertire s Al
loyw hee ls V1 V2
BA 255/55
R18105HM+S 8.0
Jx 18 H2
Whee loffset: 2.21in(56 mm) # #
BA 255/50
R19107HXL M+S 8.0
Jx 19 H2
Whee loffset: 2.21in(56 mm) # #
BA
255/50
R19107HXL M+S 30 8.5
Jx 19 H2
Whee loffset: 2.32in(59 mm) # #
BA
255/50
R19107HXL M+S 30 8.5
Jx 19 H2
Offset: 2.44in(62 mm) # #
BA 255/50
R19107HXL M+S
MOExtended 31 8.0
Jx 19 H2
Whee loffset: 2.21in(56 mm) # #
BA 255/50
R19107HXL M+S
MOExtended 30,
31 8.5
Jx 19 H2
Whee loffset: 2.32in(59 mm) # #
BA 255/50
R19107HXL M+S
MOExtended 30,
31 8.5
Jx 19 H2
Offset: 2.44in(62 mm) # #
BA
265/45
R20108HXL M+S 30 9.0
Jx 20 H2
Whee loffset: 2.24in(57 mm) # #
BA 265/45
R20108HXL M+S
MOExtended 30,
31 9.0
Jx 20 H2
Whee loffset: 2.24in(57 mm) # #
BA
265/40
R21105YXL 30 9.0
Jx 21 H2
Whee loffset: 2.09in(53 mm) # #
Winte
rtires 32 All
oy whe els V1 V2
BA 255/55
R18105HM+S i 8.0
Jx 18 H2
Whee loffset: 2.21in(56 mm) # #
BA 255/50
R19107HXL M+S i 8.0
Jx 19 H2
Whee loffset: 2.21in(56 mm) # #
BA
255/50
R19107HXL M+S i 30 8.5
Jx 19 H2
Whee loffset: 2.32in(59 mm) # #
30
Use ofsnow chainsnot permi tted.Obser vethe notes inthe "Snow chains"section.
31 MOExtended tires(tires featuringrun-fla tcharacteristics) onlyincombination withanactivated tirepressure
loss warning systemortire pressure monitor.
32 Not availa blefrom thefactory. Wheel
andtirecombinations
377Wheels and tires Z

Winter
tires32 All
oy whe els V1 V2
BA 255/50
R19107HXL
M+Si MOExtended 31 8.0
Jx 19 H2
Whee loffset: 2.21in(56 mm) # #
BA 255/50
R19107HXL
M+SiMOExtended 30,
31 8.5
Jx 19 H2
Whee loffset: 2.32in(59 mm) # #
"Mini
spare" emerge ncyspare wheel30 Tires Wheel
s V1 V2
T
155/90 R18113M
Tire pressu re:420 kPa(4.2 bar/61 psi) 4
B x18 H2
Whee loffset: 1.58in(40 mm) # #
i
The
speci fiedtirepressu reisprinted inyel low onthe emerge ncysparewhe el.
32 Not available from thefactory.
31 MOExtended tires(tires featuringrun-fla tcharacteristics) onlyincombination withanactivated tirepressure
loss warning systemortire pressure monitor.
30 Use ofsnow chains notpermitted. Observethenotes inthe "Snow chains" section. 378
Wheel
andtirecombinationsWheels and tires