Chevrolet Aveo 2007 Owner's Manual page 321

(D) Tire Ply Material: The type of cord and
number of plies in the sidewall and under
the tread.
(E) Uniform Tire Quality Grading (UTQG): Tire
manufacturers are required to grade tires
based on three performance factors: treadwear,
traction and temperature resistance. For more
information see Uniform Tire Quality Grading on
page 332.
(F) Maximum Cold Inflation Load Limit:
Maximum load that can be carried and the
maximum pressure needed to support that load.
For information on recommended tire pressure see
Inflation - Tire Pressure on page 326 and Loading
Your Vehicle on page 249.
Compact Spare Tire Example
(A) Temporary Use Only: The compact spare
tire or temporary use tire has a tread life of
approximately 3,000 miles (5 000 km) and should
not be driven at speeds over 65 mph (105 km/h).
The compact spare tire is for emergency use when
a regular road tire has lost air and gone flat.
See Compact Spare Tire on page 344 and If a
Tire Goes Flat on page 335.
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