Audi AS Coupe 2017 Owner's Manual page 213

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Uniform Tire Quality Grading
is a tire information system devel-
oped by the United States Nation-
al Highway Traffic Safety Admin-
istration (NHTSA) that is designed
to help buyers make relat ive com-
parisons among tires. The UTQG
is not a safety rating and not a
guarantee that a tire will last for
a prescribed number of mi les
(kilometers) or perform in acer-
tain way. It simply gives t ire buy -
e rs add itional informa t ion to
combine with other considera-
tions, such as price, brand loya lty
and dealer recommendations . Un-
der UTQG, t ires are graded
by
t he
tire manufacturers in th ree areas:
treadwear, tr action, and tempera-
ture res istance. The UTQG infor-
mation on the tires, molded into
the s idewalls .
U.S. DOT Tire Identification
Number (TIN)
This is the tire's "serial number".
It beg ins with the le t ters "DOT"
and indicates that the tire meets
all federal standards . The nex t
two numbers or letters indicate
the plant where it was manufac -
tured, and the last fo ur numbers
represent the week and yea r of
manufacture. For examp le,
Wheels
DOT ... 2216 ...
means that t he tire was produced
in the 2 2nd week of 2016 . The
other numbers are marketing co-
des that may or may not be used
by the t ire manufact ur er. This in-
formation is used to contact con-
sumers if a tire defec t req uires a
reca ll.
Vehicle capacity weight
means the rated cargo a nd lug-
gage load plus l S0 lbs . (68 kilo-
grams) t imes the vehicle's desig -
na t ed seating capacity.
Vehicle maximum load on the
tire
means that load on an ind ividual
tire tha t is determined by dist rib-
ut ing to eac h ax le its share of the
maximum loaded vehic le weight
and dividing by two.
Vehicle normal load on the tire
means that load on a n individual
tire that is determined by dist rib-
uting to each ax le its share of the
curb weight, accessory weight,
and normal occupant weigh t (dis-
tributed in accordance wit h
¢ page218)
and dividing by two . .,,.
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