Tires, Wheels and Loading
INFORMATION ABOUT UNIFORM TIRE QUALITY GRADING
TireQualityGradesapplytonew
pneumaticpassengercartires.The
Qualitygradescanbefoundwhere
applicableonthetiresidewall
betweentreadshoulderand
maximumsectionwidth.For
example:
•
Treadwear200TractionAATemperatureA
TheseTireQualityGradesaredeterminedbystandardsthattheUnited
StatesDepartmentofTransportationhasset.
TireQualityGradesapplytonewpneumaticpassengercartires.Theydo
notapplytodeeptread,winter-typesnowtires,space-saveror
temporaryusesparetires,lighttruckor“LT”typetires,tireswith
nominalrimdiametersof10to12inchesorlimitedproductiontiresas
definedinTitle49CodeofFederalRegulationsPart575.104(c)(2).
U.S.DepartmentofTransportation-Tirequalitygrades:TheU.S.
DepartmentofTransportationrequiresFordMotorCompanytogiveyou
thefollowinginformationabouttiregradesexactlyasthegovernment
haswrittenit.
Treadwear
Thetreadweargradeisacomparativeratingbasedonthewearrateof
thetirewhentestedundercontrolledconditionsonaspecified
governmenttestcourse.Forexample,atiregraded150wouldwearone
andone-half(1 ⁄ )timesaswellonthegovernmentcourseasatire
1
2
graded100.Therelativeperformanceoftiresdependsupontheactual
conditionsoftheiruse,however,andmaydepartsignificantlyfromthe
normduetovariationsindrivinghabits,servicepractices,and
differencesinroadcharacteristicsandclimate.
Traction AA A B C
Thetractiongrades,fromhighesttolowestareAA,A,B,andC.The
gradesrepresentthetire’sabilitytostoponwetpavementasmeasured
undercontrolledconditionsonspecifiedgovernmenttestsurfacesof
asphaltandconcrete.AtiremarkedCmayhavepoortraction
performance.
169
2009
Fusion(fsn)
OwnersGuide,2ndPrinting
USA(fus)
| Categories | Ford Fusion Manuals, Ford Manuals |
|---|---|
| Model Year | 2009 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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