2020 MERCEDES-BENZ S-CLASS wheel size

Emer
gency Re
mo ving the safetyv est The
safetyv ests arel ocat edinstow ages pac es
in thef ront door . #
Take thes afet yv estb ag out ofstow age
spac e1. #
Open thes afet yv estb ag and pulloutthe
saf etyv est.
% Safetyv ests can also bestor ed inther ear
door stow ages pac es. 1
Max imum numberofwa shes
2 Maximum wash temp eratur e
3 Donotb leac h
4 Donotiro n
5 Donottumble dry
6 Donotd ryclean
7 This isac lass 2vest
The requ iremen tsdef ined bythel eg alstandar d
ar eo nly fulfille di nt he follo wing cases :
R Ifth es afet yv estist he cor rect size
R The safetyv estisf ullyc losed whilstbeing
wo rn Re
place thes afet yv estint he follo wing cases :
R The reflect ives trip sa redamag edordir ton
th er eflectiv estrip sc an no long erbe
re mo ved
R The maximum numberofwa shes isexceed ed
R The fluor esc ence has faded Flat
tire No
teso nflat tires &
WARNIN GRisk ofacci dent duet oaf lat
tir e
Af lat tires eve rely affects thed riving charac‐
te rist ics aswellas thes teer ing and braking
of thev ehicle.
Ti re sw ithout run-f lat charact eristics : #
Donotd rive on withaf lattire. #
Chang ethe flat tirei mm ediat elyw itha n
emer gency sparewheel orspar ewheel.
Alt ernat ivel y, consu ltaq ualif iedspe‐
cialis tworks hop. Br
eakdo wnassis tance 42
5

Fu
rther relat ed subje cts:
R Noteso ntirep ressur e(/pag e448)
R Tire pressur etable (/page449)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page454) Ti
re pres sur em onitoring system Fu
nction ofthet irep ressur emonitoring sys‐
te m &
DANG ER Risk ofacc iden tdue toinc or‐
re ct tirep ress ure
Eac htire, incl uding thes par etire( ifpr esent ),
should becheckeda tleas tonceam onth
when coldandthen inflated tothep ressur e
re comme ndedbythev ehicle manufacturer
(see theT irea nd Loadi ngInfo rm atio nplac‐
ar do nthe driver's side B‑pillar orthet ire
pr essur etableon thei nside ofthef uel filler
fl ap ofyour vehicle). Ifyo ur vehicle hastires
of ad iffe re nt size than thes ize indicat edon
th eT irea nd Loadi ngInfo rm atio nplacar dor th
et irep ressur etable, youm ustfind out the
cor rect tirep ress ures fort hese tires.
As anadded safetyf eatur e,your vehicle has
been equipped withat irep ressur emonit or‐
ing system (TPMS) that illumin ates alow tire
pr essur eind icat orlam pwhen oneo rm oreo f
yo ur tires ares ign ifican tlyu nderinf lated.
Ac cor ding ly,i ft he lowt irep ressur eindicat or
lam plights up,yous hould stop and check
yo ur tires assoo nasposs ible, andinflate
th em tothec orrect press ure. Driving on a
sig nifica ntly underinf late dt irec auses thet ire
to ove rheat and canlead totiref ailur e.
Und erinf lation alsoincreases fuelconsum p‐
tion ,reduces thel ifee xpe ctan cy ofthet ire
and mayadversely affect theh andling and
br aking charact eristic so fthe vehicle. Please
no te that theT PMS isno tas ubstitutef or
pr oper tirem aint enanc e,and itis thed rive r's
re sponsibili tyto maint aincorrect tirep res‐
su re,e veni fu nder inflation hasnotreac hed
th el eve ltot rigg er illum inati on oftheT PMS
lo wt irep ressur eindicat orlam p. Yo
ur vehicle hasalso been equipped witha
TPMS malfunction indicatortoindic atew hen
th es ystemi snotoper ating proper ly.T he
TPMS malfunct ionindicat oriscombin edwith
th el ow tirep ressur eindicat orlam p.When
th es ystemd etects amalfuncti on,thei ndica‐
to rlamp willflash fora pproxima tely am inut e
and then remain continuously illumina ted.
This sequence willcontinue upon subseq uent
ve hicle star t-ups aslon gasthe malfunction
ex ists.
When them alfunct ionindicat orisillumina‐
te d, thes ystemm aynotb ea ble todetect or
sig nal lowt irep ress urea sintende d.TPM S
mal functi onsmayoccu rfor av ariety of rea‐
son s,inc ludin gthe installation ofinc om pati‐
ble replacemen toralter nat etires orwheels
on thev ehicle that prev ent theT PMS from
func tioningproper ly.
Alw aysc hec kthe TPMS malfunction warning
lam pafter replacing oneormor etires or
wheels onyour vehicle toensur ethat the
re placemen toralter nat etires and wheels Wheels
andtires 45
1

#
(1): Locatet he stat emen t"The com bined
we ight ofocc upant sand car goshould never
exc eed XXX kgorXXX lbs." onyour vehicle's
placar d. #
(2): Determ ine thec ombin edweight ofthe
dr iver and passeng erst hat will beriding in
yo ur vehicle. #
(3): Subtr actthec ombin edweight ofthe
dr iver and passeng ersf romX XXkgor
XXX lbs. #
(4): The resulting figur eequals thea vailable
amoun tofcargo and luggagel oad capac ity.
Fo re xamp le,ifth e" XXX" amount equals
14 00 lbs. and ther ew illbe five 150lbp as‐
seng ersi ny our vehicle, thea mount ofavaila‐
ble cargoand luggagel oad capac ityis
65 0lbs. (140 0-7 50(5x1 50) =650lbs.) #
(5):De term ine thec ombin edweight oflug‐
ga ge and cargobein gloaded onthev ehicle.
The weight maynotsaf elye xceed thea vaila‐
ble cargoand luggagel oad capac itycalc ula‐
te di nS tep4 . #
(6): Ifyo ur vehicle willbetowing atrailer ,
load from your trailer willbetrans ferred to yo
ur vehicle. Consult this manual todeter‐
mine howt his reduces thea vailable cargo
and luggagel oad capac ityofyour vehicle.
% Notallve hicles arep ermitt edtotowa
trailer .Tow ing atrailer isonl ypermit tedi fa
tra iler -hit chisins talled. Please consult an
aut hor ized Mercedes -Benz dealer ifyo uh ave
an yq ues tion sabout towing atrailer with
yo ur vehicle.
Ev en ifyo uh avec alcul ated thet otal load care‐
full y,yo us hould still mak esuret hat them axi‐
mum permissible gross weight andthem axi‐
mum gross axle weight rating ofyour vehicle are
no te xceeded. Details can befound onthev ehi‐
cle identif ication plate. #
Have your loaded vehicle –including driver ,
occupants andload –weighed onavehicle
we ighbr idge.
The measur edvalues maynotexc eed the
maximu mpermissi blevalues stat ed on the
ve hicle identif ication plate. Fu
rther relat ed subje cts:
R Calculation exam ple ford eter minin gthe max‐
imum load(/page456)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page454)
R Tire pressur etable (/page449)
R Vehicle identif ication plate Calculation
exam ple ford eter mi ning the
ma ximum load The
follo wing table showsexam ples ofhowt o
cal cul atet otal and load capac ities wit hvarying
seatin gconfigur ations anddiffere nt num bers
and sizes ofocc upant s.The follo wing exam ples
use amaximum loadof1500 lbs (680 kg).This
is fori llus tratio npurpos esonly.Mak esure
yo ua reusin gthe actual loadlimit fory our vehi‐
cle stat ed on your vehicle's Tire and Loadi ng
In fo rm atio nplacar d(/pag e454).
The high erthew eight ofall theo ccupant s,the
smaller them aximum loadforl ug gage . 456
Wheels andtires

Ne
vere xceed maximum tirep ressur e1 speci‐
fi ed fort he tire. Inf
ormat ionontirec har acteristics %
The datashown inthei mag eise xamp le
dat a.
This informat iondesc ribes thet ype oftirec ord
and then umber oflaye rs inside wall1 and
under tiret read 2. Ti
re size designation, load-bearingcapacity ,
speed ratin ga nd load inde x &
WARNIN GRisk ofinju rythro ugh exceed‐
ing thes pecif iedtirel oad rating orthe
per missible speedrating
Ex cee ding thes pecif iedtirel oad rating or
th ep ermissible speedrating maylea dt ot ire
da ma geand tothet ires bur sting. #
Ther efor e, onl yusetiret ypes andsizes
appr ovedfor your vehicle model. #
Obser vethet irel oad rating andspee d
ra ting requ ired fory our vehicle. 1
Preceding letter
2 Nominal tirew idthinm illime ters
3 Aspe ctratio in%
4 Tire code
5 Rimd iame ter
6 Load-be aring inde x
7 Speed rating
8 Loadind ex
% The datashown inthei mag eise xamp le
dat a.
In fo rm atio nabout readin gtired atac an be
obt aine dfroma nyqualif ied spec ialistworks hop. 462
Wheels andtires

Cha
nging awheel No
teso ns electing, installing andreplac ing
tir es Mer
cedes -AMG vehicl es:obse rvet he notesi n
th eS upplement .Other wise, youm ayfailto rec‐
ogni zedangers.
Yo uc an ask fori nfor mation rega rding permitted
wheel/ tirec om binat ionsatan aut hor ized
Mer cede s-Ben zCent er. &
WARNIN GRisk ofacci dent duet oincor‐
re ct dimensi onsofwhe elsa nd tires
If whe elsa nd tires ofthew rong size are
ins talled, thew heel brak es orwheel suspen‐
sion componen tsma ybed amag ed. #
Alw aysr eplace wheels andtires wit h
th ose that fulf illthes pecif ication sof
th eo riginal part.
When replacing wheels, makesuret of itth e
cor rect:
R Desi gnati on R
Mod el
Whe nreplacing tires, mak esuret oinstallth e
cor rect:
R Desi gnati on
R Manuf actu rer
R Model &
WARNIN GRisk ofinju rythro ugh exceed‐
ing thes pecif iedtirel oad rating orthe
per missible speedrating
Ex cee ding thes pecif iedtirel oad rating or
th ep ermissible speedrating maylea dt ot ire
da ma geand tothet ires bur sting. #
Ther efor e, onl yusetiret ypes andsizes
appr ovedfor your vehicle model. #
Obser vethet irel oad rating andspee d
ra ting requ ired fory our vehicle. *
NO
TEVehicle andtired amag ethrough
tir et ypes and sizes that have notb een
ap prove d Fo
rs afet yr easons, onlyusetires, wheel s
and accessories whic hhave been speciall y
appr ovedbyM ercedes-Ben zfor your vehicle.
These tires ares pecially adaptedt ot he con‐
tr ol systems, suchasA BS,ESP ®
and
4MA TIC,andmarkeda sfollo ws:
R MO =Mercedes-Ben zOriginal
R MOE =Mercedes-Ben zOriginal Extended
(r un-f lattireo nlyf or cer tain wheels)
R MO1 =Mercedes -Benz Original (onlycer‐
ta in AMG tires)
Cer tain charact eristic s,suc hashandlin g,
ve hicle noise emissions, consumption, etc.
ma yother wise beadv ersely affect ed. Fur‐
th er mor e,other tires izes could result inthe
tir es rubbing agains tthe body andaxle com‐
ponents whenloaded. Thiscould result in
damag etot he tireo rthe vehicle. Wheels
andtires 46
7

Obser
vethef ollo wing when selecting, installing
and replacing tires:
R Onlyusetires and wheels ofthes ame type
(summer tires, wint ertires, MOEx tende d
tir es) and thes ame make.
R Onlyins tal lw heels ofthes ame sizeonone
axle (leftand right).
It is onl ypermissible toins tallad iffe re nt
wh eelsizei nt he eve ntofaflat tirei no rder
to drivet ot he specialis tworks hop.
R Onlyins talltir es ofthec orrect size ontothe
whee ls.
R Vehicl eswith atirep ress urem onit oring
sy stem: Allinstalled wheels mustbee quip‐
ped withfunc tion ingsensorsfor thet ire
pr essur emonit oring system.
R Attemp eratur esbelo w45°F(7° C), use win‐
te rt ires orall-seaso ntirem arke dM +Sfora ll
whee ls.
Wi nter tires bearing the004D snowflak es ym‐
bol inaddition totheM +Smar king prov ide
th eb estp ossible grip inwintr yroad condi‐
tions. R
ForM +Stires, only usetires wit hthe same
tr ead.
R Obser vethem aximum permissible speedfor
th eM +Stires installed.
If th is isbelo wthe vehicle's maximum speed,
th is mus tbeindic ated byan appr opriate
label inthed rive r's field ofvision.
R Break inne wt ires atmoder ates peeds for
th ef irst 60 miles( 10 0k m).
R Replace thet ires afte rs ixyearsa tthe latest,
re ga rdless ofwe ar.
R Wh enreplac ingwith tires that donotfea‐
tu re run-flat charact eristics :ve hicles with
MOExt ended tires aren otequipped witha
TIREFIT kitatthef act ory. Eq uipt he vehicle
wit haT IREFIT kitafte rr eplacing withtires
th at do notfeatur erun- flat charact eristic s,
e.g .winter tires.
Fo rm orei nfor mation onwhee lsand tires, con‐
tac taq ualifiedspec ialistworks hop.
Be suretoa lso obse rvet he follo wing further
re lat ed subje cts:
R Noteso ntirep ressur e(/pag e448) R
Tire and Loadi ngInfo rm atio nplacar d
(/ page454)
R Tire size designation, load-bearing cap acity,
spe edrating andload index(/ pag e462)
R Tire pressur etable (/page449)
R Noteso nthe emer gency sparewheel
(/ page477) No
teso nrotating whee ls &
WARNIN GRisk ofinju rythro ugh differ‐
ent whee lsizes
Int erch ang ingthef ront and rear wheels ifth e
wheels ortires have differe nt dimens ions
ma yseve rely im pa irth ed riving charact eris‐
tic s.
The wheel brak es orwheel suspension com ‐
pon entsm ayalso bedamag ed. #
Rotate front and rear wheels onlyifth e
wheels andtires areo fthe same dimen‐
sions. Wheels
andtires 469

The
wearpat tern so nthe front and rear wheels
dif fer:
R Front wheels wearmor eonthe shoulder of
th et ire
R Rear wheels wearmor eatthe cent erofthe
tir e
Do notd rive with tires that have tool ittle tread
dep th.T hiss ignif ica ntlyreduces traction onwet
ro ads (hydr oplan ing).
On vehicles that have thes ame sizefront and
re ar wheels ,rotatet he wheels accordingtothe
int erva ls in thet irem anuf actur er'swarrant y
book inyour vehicle documents. Ifth is isno t
av ailable, rotate thet ires every
3,000 to6,000 miles(5,000 to10,000 km),
dependin gonthe wear.E nsuret hat thed irect ion
of rotatio nism aint ained .
Ob servet he instructions andsafetyn otes on
"Changing awheel" when doing so
(/ page471). No
teso ns toring wheels When
stor ing wheels, observethef ollo wing
no tes:
R Afterr emo ving wheels, stor et hem inac ool,
dr ya nd prefer ably darkplace.
R Protect thet ires from contact with oil, grease
or fuel. Ov
ervie wo fthe tire-c hang etool kit Apar
tfroms ome country- specif icvariant s,vehi‐
cles aren otequipped withat ire-c hang etool kit.
Fo rm orei nfor mation onwhi chtire-c hangi ng
to ols arer equir ed and appr ovedfor per form ing a
wheel chang eonyour vehicle, consult aqualif ied
spec ialistworks hop.
Re quired tire-c hang etools mayinclude, for
ex am ple:
R Jack
R Choc k
R Lugw renc h
The tire-c hang etool kitislocat edunder the
tr unk floor . 1
Ratche t
2 Alignme ntbolt
3 Jack ing suppor t
4 Jack
5 Lugw renc h
6 Folding choc k 47
0
Wheels andtires

Emer
gency spar ewheel No
teso nthe eme rgency sparewheel &
WARNIN GRisk ofacci dent caused by
inc orrect whe eland tired imensi ons
The wheelor tires ize and thet iret ype ofthe
emer gency sparewheel orspar ewheel and
th ew heel tobe replaced maydiffe r. Mount‐
ing anemer gency sparewheel/ sparewheel
ma yseve rely im pa irth ed riving charact eris‐
tic s.
To preve nthazardous situa tions: #
Adapty our driving stylea ccor dinglyand
dr ivec arefull y. #
Neverm ount morethan one emer gency
spa rewheel orspar ewheel that dif fers
in size . #
Onlyusean emer gency sparewheel or
spar ewheel ofad iffe re nt size briefly. #
Donots witcho ffESP ®
. #
>Ha vethee mer gency sparewheel or
spar ewheel ofad iffe re nt size replaced
at then ear estq ualif iedspec ialistwork‐ shop.
Theneww heel musthave the
cor rect dimensi ons. Ch
eckt he tirep ressur eofthe emer gency spare
wheel installed. Correct thep ressur easneces ‐
sar y.
The maximum permissible speedwitha ne mer‐
ge ncy sparewheel installed is50 mph
(80 km/ h).
Do notins tallth ee mer gency sparewheel with
sn ow chains .
Re place thee mer gency sparewheel afte rs ix
ye arsa tthe latest,re ga rdless ofwe ar.
% Ve
hicl eswith atirep ress urem onit oring
sy stem: Ifan emer gency sparewheel is
ins talled thet irep ressur emonit oring system
cann otfunction reliabl y.Fo raf ewmin utes
af te ra ne mer gency sparewheel isins talled,
th es ystemm aystill displa ythe tirep ressur e
of ther emo vedw heel. Onlyrestart thes ys‐
te ma gain when thee mer gency sparewheel
has been replaced withan ewwheel. Be
suretoa lso obse rvet he follo wing further
re lat ed subje cts:
R Noteso ntirep ressur e(/pag e448)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page454)
R Tire pressur etable (/page449) Whe
elsand tires 47
7