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2 4 4
T ire s and w heel s
S
up to 110 mph (180 km/h)
T
up to 118 mph (190 km/h)
U
up to 124 mph (200 km/h)
H
up to 130 mph (210 km/h)
V
up to 149 mph (240 km/h)
1
l
Z
over 149 mph (240 km/h)ll
W up to 168 mph (270 km/h)ll
Y
up to 186 mph (298 km/h)
1 l
Your veh icle is norma lly factory equipped with
tires, which possess excellent driving charac-
terist ics and give your Audi opt imum driving
comfort . An electronic speed li miter
c::>
page
31
will normally prevent your vehicle
from going faster than the tire speed rating
¢
&..
U.S. DOT Tire Identification Numb er (TIN)
and ti re manuf acture dat e
This is the tire's "serial number" . It begins
with the letters "DOT" and indicates that the
tire meets all federal standards. The next two
numbers or letters indicate the plant where it
was manufactured, and the last four numbers
represent the week and year
of
manufacture.
For example, the numbers 2212 mean that
the tire was produced in the 22nd week of
2012. The other numbers are mar keting co-
des that may or may not be used by the tire
manufacturer . This information is used to con-
tact consumers if a tire defect requires a re-
call.
Audi Original tir e
Tires with the identification "AO" or "RO" have
been specially matched with your Audi . We
recommend using only these tires because
they meet the highest standards regard ing
safety and driving character istics when used
correctly. Your authorized Audi dealer will
glad ly provide you with more information.
Tire ply composit ion and materi als used
The number of plies indicates the number of
layers of rubber-coated fabric in the tire. In
ll
For tir es w it h a maxim um speed capabil ity over
14 9 mp h (2 40 km/ h), t ire man ufact ur ers somet imes
use the letters " ZR."
genera l, the greater the number of plies, the
more weight a tire can support. Tire manufac-
turers also must indicate the mate rials in the
t ire, which include steel, nylon, polyester, and
others.
Maximum Load Rating
This number ind icates the maximum load in
kilograms and pounds that can be carried by
the tire.
Tire quality grading for treadwear ,
traction , and t emperatu re resistance
Tread wear, t raction and temperat ure grades
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245.
Maximum Permissible Inflat ion Pressure
This number is the greatest amount of air
pressure that should ever be put in the tire
under norma l driving cond itions.
.&,
WARNING
~
-
- Using incorrect or unmatched tires and/
or wheels or improper tire and wheel
comb inat ions can lead to loss of control ,
coll ision and serious personal injury.
-Always use t ires, rims and whee l bolts
that meet the specifications of original
factory- installed tires or other combina-
tions that have been specifically ap-
proved by the vehicle manufacture r.
- Tires age even if they are not being used
and can fail suddenly, especially at high
speeds. Tires that are more than 6 years
old can only be used in an emergen cy
and then w it h special care and at lower
speeds.
- Never mo unt used tires on your veh icle if
you are not sure of the ir "previo us histo-
ry." Old used tires may have been dam-
aged even though the damage cannot be
seen that can lead to sudden tire fa il ure
and loss of vehicle control.
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