Unifonn TireQuality Grading
Quality grades canbefound where applicable on
the tire sidewall between treadshoulder andmax-
imum section width.
142
PracticalTips,Emergency Service
Example
All passenger cartires must conform toFederal
Safety Requirements inaddition tothese grades.
Treadwear
The treadwear gradeisacomparative rating
based onthe wear rateofthe tire when tested un-
der controlled conditions onaspecific govern-
ment testcourse.
For example, atire graded 150would wearone
and ahalf (1-1/2) timesaswell onthe government
course asatire graded 100.
The relative performance oftires depends upon
the actual conditions oftheir use,however, and
may depart significantly fromthenorm duetovari-
ations indriving habits, service practices anddif-
ferences inroad characteristics andclimate.
Traction AA,A,B,C
The traction grades,fromhighest tolowest, are
AA, A,S,and Cand they represent thetire's ability
to stop onwet pavement asmeasured undercon-
trolled conditions onspecified government test
surfaces ofasphalt andconcrete.
A tire marked Cmay have poortraction perfor-
mance.
A
Warning!
The traction gradeassigned tothis isbased on
braking (straight-ahead) tractiontestsanddoes
not include cornering (turned)traction, accelera-
tion, hydroplaning orpeak traction characteris-
tics.
Weights
Empty weight (depending onequipment)
Maximum grossweight
Maximum axleload, front-
Maximum axleload, rear-
Maximum usefulload,RoofTransport System-- 3042
Ibs.to3152 Ibs.
1380 kgto 1430 kg
3659 Ibs./1660 kg
1565 Ibs./71 0kg
2226 Ibs./1010 kg
165 Ibs./75 kg
The maximum grossweight mustnotbeexceeded.
Note:
Ifadditional accessories areinstalled, theuseful loadwillbecorrespondingly less.
Use only Original Porsche RoofTransport System.
Dimensions
Length
Width Height
Wheelbase Ground clearance
Turning circle
Overhang anglefront
Overhang anglerear
Ramp angle
Technical Data 175.98
in./4470
mm
69.7 in./1770
mm
50.2 in./1275
mm
92.7 in./2355
mm
2.9 in.j75
mm
34.8 ft./10.6 m
7.0
0
13.0
0
10S
