Tires, Wheels and Loading
12.
Treadwear,TractionandTemperatureGrades
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•
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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
pressurewhichcanbefoundoneitherthetirelabelorcertificationlabel
whichislocatedontheB-Pillarortheedgeofthedriver’sdoor.Thecold
inflationpressureshouldneverbesetlowerthantherecommended
pressureonthevehiclelabel.
Thetiresuppliersmayhaveadditionalmarkings,notesorwarningssuch
asstandardload,radialtubeless,etc.
152
2005
F250/350/450/550(f23)
OwnersGuide(post-2002-fmt)
USA_English(fus)
| Categories | Ford F-150 F-250 F-350 F-450 F-550 Manuals, Ford Manuals |
|---|---|
| Tags | Ford F-250, Ford F-350, Ford F-450, Ford F-550 |
| Model Year | 2005 |
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| Document File Type | |
| Copyright | Attribution Non-commercial |
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