
X
Swi tch offthe engi ne.
X Vehi cles without KEYLES S-GO :remo ve
the Smar tKeyfrom theigniti onlock.
X Vehi
cles with KEYLES S-GO start-fun c-
tio nor KEYLES S-GO :ope nthe driver' s
doo r.
The vehicleelectro nicsarenow inpos ition
005A. Thisis the same asthe Smar tKeyhaving
bee nremo ved.
X Vehi
cles with KEYLES S-GO start-fun c-
tio nor KEYLES S-GO :remo vethe Start/
Stop button from theigniti onlock
(Y page 125 ).
X Ma kesure that theengi necanno tbe star ted
via your sma rtpho ne(Ypage 126 ).
X Ma kesure that thepasse nger sare not
enda ngeredasthey doso. Makesure that
no one isnea rthe danger areawh ile a
wh eel isbei ng cha nged .Anyo newhois not
di rectl yas sis ting inthe wheel change
sho uld, for exa mpl e,stand behindthe bar-
rie r.
X Ge tou tof the vehicle. Pa yattenti ontotraf-
fic condi tions when doing so.
X Close thedriver' sdoo r. MOE
xtendedtires(ti res with run-fl at
prope rties)
Gen eral notes Wi
th MOExtend edtire s(ti res with run flat
cha racte ristics) ,yo ucan continu eto drive your
veh icleeve nif there isatotal loss ofpre ssu re
in one ormore tires.The affected tiremus tnot
sho wany clearlyvis ible da mag e.
You canreco gnize anMOExtend edtire bythe
MOExtend edmar king which appea rson the
sid ewallof the tire.You willfind thismarking
next tothe tire size designati on,the load -bea r-
ing capacityand thespeedindex
(Y page 321 ).
MOExtend edtire smay beused only incon-
juncti onwith an acti vate dtire pressu reloss
wa rning system (Cana daonly )or tire pressu re
moni tor(USA only). If
apres sure loss warn ingmess age
appears inthe multi functiondis play :
R obs erve theinstru ctions inthe displ aymes -
sa ges (Ypage 224 ).
R check thetire fordamag e
R ifdri ving on,observe thefollowi ng notes
The driving distance possiblein run-fl atmod e
is ap pro xima tely50miles(80 km)wh en the
veh icleis pa rtia lly la den. Whenthe vehicleis
ful lyladen itis ap pro xima tely19miles
(30 km).
In addition tothe vehicleload ,the driving dis-
tance possibledep ends upon:
R Veh iclespe ed
R Ro ad condi tion
R Ou tsid etemp erature
The driving distance possiblein run-fl atmod e
may bered uce dby extrem edri ving condi tions
or mane uvers,oritcan beincre ased throu gha
mod eratesty leof dri ving .
The driving distance possiblein run-fl atmod e
is cou nted from themome ntthe tire pressu re
lo ss wa rning appea rsinthe multifunction dis-
pl ay .
You mustnot excee dthe maxi mum permis si-
bl e spe edfor limp-h omemodeof 50 mph
(80 km/h ).
Whe nrep lacing oneoralltire s,plea se obs erve
the followi ng spe cificati ons foryour veh icle's
tire s:
R Size
R Type and
R The "MOExtend ed"marking
If atire hasgone flatand canno tbe rep laced
wi th an MOExtend edtire ,a stand ardtire may
be used asatemp orarymea sure. Makesure
that youus ethe proper size andtype(su mmer
or winter tire).
Veh icles equ ipped with MOExtend edtire sare
not equipped with aTIR EFIT kitatthe facto ry.
It is there forerecommend edthat youad dition-
al ly equ ipyour veh iclewi th aTIR EFIT kitifyo u
mou nttire sthat donot feature run-fl atcha rac-
teri stics ,e.g. winter tires.ATIR EFIT kitmay be
obta inedfrom aqu alifi ed spe cialist wo rksho p. Fl
at tire
289Breakdo wnassistanc e

Chec
kwheel sand tires for damag eat least
on ce amon th.Chec kwheel sand tires after
driv ingoff-road oron roug hroad test track s.
Dam aged wheel scan caus ealoss oftirepre s-
sure .Pay particular attentio nto damag esuc h
as:
R cut sin thetir es
R punc tures inthetir es
R tears inthetir es
R bulges ontires
R def orm ationor sev ere corrosio non wheel s
Regular lych eck thetir etread dept hand the
co ndi tionof thetread across thewhole width
of all tires (Y page 306). Ifne ces sary, turnth e
fr on twheel sto full lockin ord erto ins pec tth e
inn erside ofthetir esurf ace.
All wheel smust haveavalv ecap topro tect
th evalv eagain stdirt and mois ture.Do not
moun tanyt hingon to thevalv eot her than the
st and ard valvecap orother valvecaps
appro vedbyMer cedes-Ben zfor your vehicle.
Do notuse anyother valvecaps orsyst ems ,
e.g .tir epre ssur emon itorin gsyst ems .
Regular lych eck thepre ssur eof all thetir es
part icular lyprio rto lon gtrips. Adjus tth etir e
pre ssur eas neces sary (Ypage 308).
Obse rveth eno teson theeme rgencyspar e
wheel (Ypage 331).
The servicelife oftires depen ds,amon got her
th ing s,on thefoll owin gfac tors:
R Dr ivin gst yle
R Tire pressur e
R Dis tan cecover ed Not
eson tiretread G
WAR
NING
If th ere isins ufficie nttiretread, thetir etrac-
tio ndec reas es.The tiretread isno longer
able todiss ipatewate r.This increas esthe
ris kof hydr oplan ingwhen theroad surface
is wet ,part icular lywhen theveh icle'sspee d
is no tadapt edtotheroad condi tions.Ther e
is aris kof an acc iden t.
When thetir epre ssur eis toohigh ortoo
low, tires may wear differe ntly at diff ere nt
poin tson thetir etread. Therefore, regularly
ch eck thetir etread dept hand theco ndi tion of
thetread across thewhole widthof all
tir es.
Min imum tiretread dept hon :
R Sum mer tires: 00CEin(3 mm)
R M+S tires: 00CFin(4 mm)
For safe tyreas ons,have thetir es rep lace d
bef ore they reac hth elegally prescribe dmin -
imum tiretread dept h. Mark
ing0043sho wswher ebar indicat or0044 for
tr ead wear isint egr atedint oth etir etread.
Tre adwear indicat ors (TWI )are required by
law. Sixindicat ors are posi tionedon thetir e
tr ead. They arevisible once atread dept hof
appr oximat ely00CD in(1.6 mm)ha sbe en
re ach ed. Ifth is isthecas e,thetir eis so worn
th at itmust berepl aced . Select
ing,mou nting and replacing
tir es G
WAR
NING
Ex cee dingth est ate dtir eload- beari ngcapa-
cit yand theappro vedmax imum speed
coul dlead totiredamage orthetir eburs t-
ing .Ther eis arisk ofacc iden t.
Ther efore, onlyuse tiretype sand sizes
appro vedforyour vehicle mode l.Obse rve
th etir eload rating and spee drat ing
requi redforyour vehicle.
R On lymoun ttir es and wheels ofthesame
type andmake.
Ex cep tion:itis perm issibleto moun ta dif-
fer ent type ormak ein theeven tof aflat
tir e. Obse rveher eth e"MOE xtend edtires 306
Oper
ationWh eels andtires

(tire
swith run-flatcharac teristic s)"sect ion
(Y page 289).
R Only mount tiresof the corr ectsize ontothe
wheels.
R Break innew tiresat moderat espeeds for
the first 60miles (100 km). Thenew tires
only reach theirfullperfor manceafter this
distan ce.
R Do not drive withtireswhich havetoolittle
tre ad depth. Thissignif icantlyreduces the
trac tion onwet roads (hydroplanin g).
R Replace thetiresafter sixyears atthe lat-
est, regardles sof wear.
Observ ethe noteson the emerge ncyspare
wheel (Ypage 331). MOExt
ended tires (tir eswith run-fla t
pr opert ies)
With MOExtended tires(tire swith runflat
charac teristic s),you can continue todrive your
vehic leeven ifther eis atot alloss ofpressur e
in one ormore tires.
MOE xtended tiresmay onlybeused incon -
jun ction with anact ivated tirepressur eloss
warnin gsystem (Canada only)ortire pressur e
mon itor(USA only)andonly onwheels specifi-
cally testedbyMerc edes-B enz.
Not eson drivin gwith MOExtended tireswith a
flat tire (Ypage 289).
Vehicles equipped withMOExtended tiresare
not equipped withaTIREF ITkit atthe factory.
It is ther efore recommen dedthat youaddition -
ally equip yourvehic lewith aTIREF ITkit ifyou
mount tiresthat donot featur erun- flatcharac -
ter istic s,e.g. wintertire s.ATIREF ITkit may be
obtain edfrom aqualified specialist workshop. Wint
eropera tion Genera
lnotes
Have yourvehic lewint er-proof edataqualified
specialist workshopatthe onset ofwint er.
Observ ethe notesinthe "Changing awheel"
sect ion(Ypage 326). Driving
withsummer tires
At tem peratur esbelow 45‡(+7†), summer
tire slose elastic ityand therefore traction and
brakin gpower. Change thetireson your vehi-
cle toM+S tires.Using summer tiresat very
cold temperatur escould cause crackstoform ,
ther eby damaging thetiresperman ently.
Merc edes-B enzcann otaccept responsibility
for this type ofdamage. G
WARN
ING
Damaged tirescan cause tireinflat ionpres-
sure loss. Asaresult ,you could losecontrol
of your vehic le.There isarisk ofacciden t.
Check thetiresregularly forsigns ofdam-
age and replace anydamaged tiresimmedi-
ately. M+S
tires G
WARN
ING
M+S tireswith atire tread depth ofless than
00CF in(4 mm) arenot suitable foruse inwin-
ter and donot provide sufficienttraction.
There isarisk ofan acciden t.
M+S tireswith atre ad depth ofless than 00CF
in (4 mm) must bereplaced immediat ely.
At tem peratur esbelow 45‡(+7 †), use win-
ter tiresor all-season tires.Bot htypes oftire
are ident ifiedbythe M+S marking.
Only wintertire sbearing the004D snowf lake
symbol inaddition tothe M+S markingprovide
the best possible gripinwint ryroad condi-
tion s.Only thesetire swill allow drivingsafet y
system ssuch asABSand ESP®
to func tion
optim allyinwint er.These tireshave been
developed specificallyfordrivin gin snow.
Use M+S tiresof the same make andtread on
all wheels tomaint ainsafe handlin gcharac ter-
istic s.
Always observethe maxim umpermiss ible
speed specifiedforthe M+S tiresyou have
mount ed. Wint
eropera tion
307Wheels andtires Z

Radio
typeapprov alfor the tire pres -
sure monitor Co
untry Radio
typeapprov alnumb er USA FCC
ID:MRXMW 2433A
FCC ICID:MR XGG4 Thisdev ice
comp lies with part15 ofthe
FCC rules and with license
exem ptRSS stand ardsof Indu s-
try Canad a.Ope rationissu bject
to the followi ng condi tions.(1)
Thi sdev icemay notcause
ha rmfu linter ference, and(2)
Thi sdev icemus tacce ptany
inter ference rece ived,incl uding
inter ference that may cause
und esired operation. Lepre sent
ap pa rei lest confor med'indu s-
trie Canad aap plica bles aux
ap pa rei lsrad ioexem ptsde
li cence. L'exploitati onest
au thori seeauxdeu xcondi tions
su iva ntes. (1).L'a ppare ilne doit
pa spro duire debro uillag e, et
(2) L'autisateu rde l'app are il
doi tacce ptertoutbro uillag e
rad ioelectri quesu bi,meme sile
bro uillag eest suscep tibled'e n
comp romettrelefoncti onne-
ment. WARNING :Ch ang esor
mod ificati ons notexpr essively
ap pro ved bythe party respons i-
bl e for comp liance couldvoi d
the users authori tyto ope rate
the equipment. Theterm "IC:"
bef ore theradiocerti fication
numb eronly signifi esCanad a
techni calspe cificati ons were
met.
FCC ID:MR XMC34MA4 This
dev icecomp lies with part15 of
the FCC rules and with license
exem ptRSS stand ardsof Indu s-
try Canad a.Ope rationissu bject
to the followi ng condi tions.(1)
Thi sdev icemay notcause
ha rmfu linter ference, and(2)
Thi sdev icemus tacce ptany
inter ference rece ived,incl uding
inter ference that may cause
und esired operation. Lepre sent
ap pa rei lest confor med'indu s-
trie Canad aap plica bles aux
ap pa rei lsrad ioexem ptsde Co
untry Radio
typeapprov alnumb er li
cense .L'e xploitati onest
au thori seeauxdeu xcondi tions
su iva ntes. (1).L'a ppare ilne doit
pa spro duire debro uillag e, et
(2) L'autisatue rde l'app are il
doi tacce ptertoutbro uillag e
rad ioelectri quesu bi,meme sile
bro uillag eest suscep tibled'e n
comp romettrelefoncti onne-
ment. WARNING :Ch ang esor
mod ificati ons notexpr essively
ap pro ved bythe party respons i-
bl e for comp liance couldvoi d
the users authori tyto ope rate
the equipment. Theterm "IC:"
bef ore theradiocerti fication
numb eronly signifi esCanad a
techni calspe cificati ons were
met. Ca
nad a IC:
2546A-MW 2433A
IC:2 546A-G G4Thisdev icecom-
pl ieswi th part15 ofthe FCC
rul es and with license exempt
RSS stand ardsof Indu stry Can-
ad a.Ope rationissu bject tothe
fol lowi ng condi tions.(1) This
dev icemay notcauseharmfu l
inter ference, and(2)Thisdev ice
mus tacce ptany inter ference
rece ived,incl uding inter ference
that may causeund esired oper-
ati on. Lepre sent apparei lest
confor med'indu strieCa nad a
ap plica bles auxap parei lsrad io
exem ptsdelicense .L'e xploita-
tion estauthori seeauxdeu x
condi tions suiva ntes. (1).L'a p-
pa rei lne doitpa spro duire de
bro uillag e, et (2) L'autisateu rde
l'a pp are ildoi tacce ptertout
bro uillag erad ioelectri quesu bi,
meme sile bro uillag eest sus-
cep tibled'e ncomp romettrele
foncti onnem ent.WAR NING :
Ch ang esormod ificati ons not
expr essivelyap pro ved bythe
pa rty respons ible for comp li-
ance couldvoi dthe users
au thori tyto ope rate theequip-
ment. Theterm "IC:"bef ore the
rad iocerti fication numb eronly
sig nifi esCanad atechni calspe c-
ifi cati ons weremet. 31
6 Tire
press ureWheelsand tires

Count
ry Ra
dio type approval number IC:
2546A-MC34 MA4 Load
ingthevehicle Inst
ruction labels fortires and loads G
WAR
NING
Ove rloade dtir es can over heat ,causi nga
blowout .Ove rloade dtir es can also impair
th est eerin gand drivingchar acteris ticsand
lead tobrak efailur e.Ther eis arisk ofacc i-
den t.
Obse rvetheload rating ofthetir es. The load
rat ing must beatleast halfoftheGAWR of
your vehicle.Nev erover load thetir es by
exc eedin gth emax imum load.
Two instruct ion labels onyour vehicle show
th emax imum possibleload.
(1) TheTire andLoadin gIn for mat ionplacar d
is on theB- pillar onthedriv er'sside. The
Tire andLoadin gIn for mat ionplacar d
shows themax imum permissiblenum ber
of occ upant sand themax imum permissi-
ble vehicle load. Italso contain sdet ails of
th etir esiz es and correspon ding pressures
for tires moun tedatthefac tory.
(2) Thevehicle iden tificat ion plat eis on theB-
pillar onthedriv er'sside. Thevehicle
iden tificat ion plat einf orm syou ofthe
gro ssveh icle weight rating .It is made up
of theveh icle weight ,all veh icle occu-
pant s,thefuel andthecar go. You canalso
fin dinf orm ationabout themax imum gross
axle weight rating onthefro ntand rear
axle.
The maximum grossaxle weight rating is
th emax imum weight that can becar ried
by one axle (front orrear axle) .Nev er
exc eed themax imum loadorthemax i-
mum grossaxle weight rating forthefro nt
or rear axle. 0043
B-pillar ,driv er'sside Ma
xim um permis sible grossvehicle
weight ratin g X
Spe cificat ion formax imum grossveh icle
weight 0043islist ed intheTire andLoadin g
In for mat ionplacar d:"The combinedweight
of occ upant sand cargoshould never
exc eed XXX kilogram sor XXX lbs."
The grossweight ofall veh icle occupant s,load
and luggage mustnotexceed thespec ified
value.
i The
spec ificatio nsshown ontheTire and
Loadin gIn for mat ionplacar din theillust ra-
tio nare exam ples.Themaximum permissi-
ble grossveh icle weight rating isveh icle-
spec ificand may differfro mthat intheillus-
tr atio n.You canfindth evalid maximum per-
miss iblegrossveh icle weight rating foryour
veh icle ontheTire andLoadin gIn for mat ion
placar d. Load
ingthevehicle
317Wheels andtires Z

tio
n,or exce ssive load ing ,ei the rse pa ratel y
or incomb ination,can causeexce ssive heat
bu ild-u pand possi ble tire failur e.
The temp eraturegra desar eA (th ehighe st),B,
and C,rep resenti ngthe tire'sres istance tothe
ge nera tionof heat and itsability todissi pate
he at wh en tested undercontro lled cond itions
on asp eci fiedind oorla bo ratory testwh eel.
Sus tained high temp eraturecan causethe
ma teri alof the tire todegenera teand reduce
tire life, and exce ssive temp eraturecan lead to
su dd en tire failur e. The gradeCcorr espo nds
to alevel ofperfo rma nce which allpa sse nge r
car tiresmu stmee tund erthe FederalMoto r
Veh icleSaf ety Stand ardNo. 109. Grad es B
and Arep resent highe rle vel sof perfo rma nce
on the labo ratory testwh eeltha nthe minim um
req uired bylaw. Tire
labelin g
Ov erv iew 0043
UniformTire Qu ality Grad ing Stand ards
(Y page 324 )
0044 Dep artment ofTra nsp orta tion,Tire Ide ntif i-
cati onNumbe r(Y page 323)
0087 Maxim um load rating (Ypage 323 )
0085 Maxim um tire pressu res (Ypage 311 )
0083 Manuf actu rer
0084 Tire ma teri al(Y page 324 )
006B Tire size designa tion,load -be aring capacity
and spee dra ting (Ypage 321 ) 006C
Loadind ex(Y page 323 )
006D Tire nam e
Th ema rkings descri bedab ove areon the tire
in ad ditio nto the tire nam e(sales designa tion)
and themanuf actu rer'snam e.
i Ti
re data isveh icle-s pecificand mayde vi-
ate fromthe data inthe exampl e.
Tire size des ignati on,lo ad-b earin g
ca pac ityand speedratin g G
WA
RNING
Excee ding the stated tire load -be aring capa-
city and theappro ved maxim um spee d
cou ldlead totire dama georthe tire burst-
ing .Th ere isaris kof acc ident.
Th ere fore,onl yus etire typesand sizes
ap pro ved foryour veh iclemod el.Ob serve
the tire load rating andspee dra ting
req uired foryour veh icle. 0043
Tire width
0044 Nom inalas pe ct ratio in%
0087 Tire cod e
0085 Rim diam ete r
0083 Loadbe aring index
0084 Spe edrating
Ge neral: dependi ng on the manuf actu rer's
sta nda rds,the size impri nted inthe tire wall
ma ynot conta inany letters orma yconta in
one letter thatpre ced esthe size descri ption.
If the reisno letter preced ingthe size descri p-
tio n(a ssho wnabove ):the searepa sse nge r
veh icletire sacc ording toEur opeanma nuf ac-
tur ing standa rds.
If "P "pre ced esthe size descri ption: theseare
pa sse nge rveh icletire sacc ording toU.S. man-
uf actu ringsta nda rds. Al
labo utwhee lsan dtire s
321Whe elsand tires Z

If
"LT" precedes thesize descriptio n:these are
light truck tiresaccording toU.S. manufactur-
ing standards.
If "T" precedes thesize descriptio n:compact
emergency wheelswith high tirepressu rethat
are only desig nedfortemporary useinan
emergency.
Tire width: tirewidth0043 shows thenominal
tire widthinmill imeters.
Aspec tratio: aspectratio 0044isthe size ratio
betwee nthe tire height andtirewidthand is
shown inpercent. Theaspe ctratio iscalcul a-
ted bydivid ingthe tire widthby the tire height.
Tire code :tire code 0087specifie sthe tire type.
"R" represents radialtires; "D"represents
dia gonal tires;"B"represents diagonal radial
tires.
Optional ly,tires withamaximum speedofover
149 mph (240 km/h )may have "ZR"in the
size descriptio n,dependi ngon the manufac-
turer (e.g.245/40 ZR18) .
Rim diameter: rimdiameter 0085isthe diame-
ter ofthe bead seat,notthediameter ofthe
rim flange. Therimdiameter isspecifie din
inches (in).
Load-be aringindex: load-bearing index0083is
a numerical codethatspecifie sthe maximum
load -bearing capacityof atire.
Do not overloa dthe tires byexceeding the
specifie dload limit.The maximum permissible
load canbefound onthe vehicle 'sTire and
Loadi ngInformation placard onthe B-pilla ron
the driver's side(Ypage 317).
Example:
Load-be aringindex 91indicates amaximum
load of1,356 lb(615 kg)that thetires can
bear. Forfurther information onthe maximum
tire load inkilogra msand lbs,see
(Y page 323).
For further information onthe load beari ng
index, see"Loa dindex" (Ypage 323).
Speed rating: speedrating0084specifie sthe
appro vedmaximum speedofthe tire.
i Tire
data isvehicle -specific andmay devi-
ate from thedata inthe example .
Rega rdless ofthe speed rating, always observe
the speed limits.Drive careful lyand adapt
you rdriving styletothe traffic conditions. Summer
tires Index Speed
rating Q up
to100 mph (160 km/h) R up
to106 mph (170 km/h) S up
to112 mph (180 km/h) T up
to118 mph (190 km/h) H up
to130 mph (210 km/h) V up
to149 mph (240 km/h) W up
to168 mph (270 km/h) Y up
to186 mph (300 km/h) ZR...Y up
to186 mph (300 km/h) ZR...(..Y) over
186mph (300 km/h ) ZR over
149mph (240 km/h ) R
Optional ly,tires withamaximum speedof
over 149mph (240 km/h) mayhave "ZR"in
the size descriptio n,dependi ngon the man-
ufacturer (e.g.245/40 ZR18).
The service specifica tionismade upofload -
beari ngindex 0083and speed rating0084.
R Ifthe size descriptio nof you rtire include s
"ZR "and there arenoservice specifica tions,
ask thetire manufacture rin order tofind
out themaximum speed.
If aservice specifica tionisavai lable,the
maximum speedislimi ted according tothe
speed ratinginthe service specifica tion.
Example: 245/40ZR1897Y.Inthis exam-
ple, "97Y"isthe service specifica tion.The
letter "Y"represents thespeed rating. The
maximum speedofthe tire islimi ted to
186 mph (300 km/h).
R The size descriptio nfor alltires withmaxi-
mum speed sof over 186mph (300 km/h)
must include "ZR"and theservice specifica -
tion must begiven inparentheses .Example:
275/40 ZR18 (99 Y).Speed rating"(Y)"
indicates thatthemaximum speedofthe
tire isover 186mph (300 km/h). Askthe
tire manufacture rabou tthe maximum
speed . 322
Al
labout wheelsand tiresWheel sand tires

The
TINisaunique identific ationnumber. The
TIN enables thetire manufact urersorretread-
ers toinform purchasers ofrecalls andother
safety-relevan tmatter s.Itmakes itpossible
for the purchaser toeasily identify theaffect ed
tires.
The TINismade upofmanufact ureridentific a-
tion code 0044,tire size 0087,tire type code 0085
and manufact uringdate0083.
DOT (Departm entofTra nsport ation): tire
symbol 0043marks thatthetire complies with
the requirement sof the U.S. Departm entof
Transport ation.
Manufa ctureridentification code:manufac-
turer identific ationcode0044provides detailson
the tire manufact urer.Newtireshave acode
with twosymbols. Retreaded tireshave acode
with foursymbols.
For further informationabout retreaded tires,
see (Ypage 330).
Tire size: identifier 0087describes thetire size.
Tire typecode: tiretype code 0085can beused
by the manufact urerasacode todescribe
specific characteristics ofthe tire.
Date ofmanu factur e:date ofmanufact ure
0083 provides informationabout theage ofa
tire. Thefirst andsecond positions represent
the week ofmanufact ure,start ingwith "01"
for the first calendar week.Positions threeand
four represent theyear ofmanufact ure.For
example, atire that ismarked with"3208",
was manufact uredinweek 32in2008 .
i Tire
data isvehicle-spec ificand may devi-
ate from thedata inthe example. Tire
chara cteristics This
inform ationdescribes thetype oftire cord
and thenumber oflayers insidewall 0043and
under tiretread 0044.
i Tire
data isvehicle-spec ificand may devi-
ate from thedata inthe example.
Definition ofterm sfor tires andload-
ing Tire
plycomposition andmaterial used
Descr ibesthenumber ofplies orthe number
of layers ofrubber-coat edfabric inthe tire
tread andsidewall .These aremade ofsteel,
nylon, polyester andother materials.
Bar
Metric unitfortire pressure. 14.5038pounds
per square inch(psi) and100 kilopascals (kPa)
are the equivalent of1bar.
DOT (Departm entofTransport ation)
DOT- marked tiresfulfill therequirement sof
the USDepartm entofTransport ation.
Norm aloccupant weight
The number ofoccupant sfor which thevehicle
is designed multiplied by68 kilograms
(150 lbs).
Uniform TireQuality Grading Stand ards
A uniform standard tograde thequality oftires
with regards totread quality, tiretract ionand
temperat urecharact eristics. Thequality grad-
ing assessment ismade bythe manufact urer
following specification sfrom theU.S. govern-
ment .The ratings aremolded intothesidewall
of the tire. 324
All
about wheelsand tiresWheels andtires