IF YOU NEED CONSUMER ASSISTANCE
443
DEPARTMENT OF TRANSPORTATION UNIFORM
TIRE QUALITY GRADES
significantlyfromthenormduetovariationsindriving
habits,servicepractices,anddifferencesinroadcharac-
Thefollowingtiregradingcategorieswereestablishedby teristicsandclimate.
theNationalHighwayTrafficSafetyAdministration.The
specificgraderatingassignedbythetire’smanufacturer
ineachcategoryisshownonthesidewallofthetireson
yourvehicle.
Traction Grades
TheTractiongrades,fromhighesttolowest,areAA,A,B,
andC.Thesegradesrepresentthetire’sabilitytostopon
wetpavement,asmeasuredundercontrolledconditions
All passenger car tires must conform to Federal safety on specified government test surfaces of asphalt and
requirementsinadditiontothesegrades.
concrete.AtiremarkedCmayhavepoortractionperfor-
mance.
Treadwear
The Treadwear grade is a comparative rating, based on
the wear rate of the tire when tested under controlled
conditions on a specified government test course. For
example,atiregraded150wouldwearoneandone-half
timesaswellonthegovernmentcourseasatiregraded
WARNING!
The traction grade assigned to this tire is based on
straight-ahead braking traction tests, and does not
include acceleration, cornering, hydroplaning, or
peaktractioncharacteristics.
100.
Therelativeperformanceoftiresdependsuponthe
9
actualconditionsoftheiruse,however,andmaydepart
| Categories | Jeep Grand Cherokee Manuals, Jeep Manuals |
|---|---|
| Model Year | 2010 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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