Tires, Wheels and Loading
12.
Treadwear,TractionandTemperatureGrades
•
•
•
Treadwear:Thetreadweargradeisacomparativeratingbasedonthe
wearrateofthetirewhentestedundercontrolledconditionsona
specifiedgovernmenttestcourse.Forexample,atiregraded150
1
wouldwearoneandone-half(1 ⁄ )timesaswellonthegovernment
2
courseasatiregraded100.
Traction:Thetractiongrades,fromhighesttolowestareAA,A,B,
andC.Thegradesrepresentthetire’sabilitytostoponwetpavement
asmeasuredundercontrolledconditionsonspecifiedgovernmenttest
surfacesofasphaltandconcrete.AtiremarkedCmayhavepoor
tractionperformance.
Temperature:ThetemperaturegradesareA(thehighest),BandC,
representingthetire’sresistancetothegenerationofheatandits
abilitytodissipateheatwhentestedundercontrolledconditionsona
specifiedindoorlaboratorytestwheel.
13.
MaximumPermissibleInflationPressure:Indicatesthetire
manufacturers’maximumpermissiblepressureand/orthepressureat
whichthemaximumloadcanbecarriedbythetire.Thispressureis
normallyhigherthanthemanufacturer’srecommendedcoldinflation
pressurewhichcanbefoundontheSafetyComplianceCertification
LabelorTireLabelwhichislocatedontheB-Pillarortheedgeofthe
driver’sdoor.Thecoldinflationpressureshouldneverbesetlowerthan
therecommendedpressureonthevehiclelabel.
Thetiresuppliersmayhaveadditionalmarkings,notesorwarningssuch
asstandardload,radialtubeless,etc.
181
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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