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Operation
Tires and wheels
1 Uniform Quality Grading Standards
(
୴ page 383)
2 DOT, Tire Identification Number (TIN)
(
୴ page 380)
3 Maximum tire load (
୴ page 382)
4 Maximum tire inflation pressure
(
୴ page 382)
5 Manufacturer
6 Tire ply material (
୴ page 385)
7 Tire size designation, load and speed
rating (
୴ page 376)
8 Load identification (
୴ page 380)
9 Tire name
Tire size designation, load and speed
rating
1 Tire width
2 Aspect ratio in %
3 Radial tire code
4 Rim diameter
5 Tire load rating
6 Tire speed rating
General:
Depending on the design standards used,
the tire size molded into the sidewall may
have no letter or a letter preceding the tire
size designation.
No letter preceding the size designation
(as illustrated above): Passenger car tire
based on European design standards.
Letter “P” preceding the size designation:
Passenger car tire based on U.S. design
standards.
Letter “LT” preceding the size designation:
Light Truck tire based on U.S. design
standards.
Letter “T” preceding the size designation:
Temporary spare tires which are high
pressure compact spares designed for
temporary emergency use only.
Tire width
The tire width 1 (
୴ page 376) indicates
the nominal tire width in mm.
i
For illustration purposes only. Actual
data on tires are specific to each vehi-
cle and may vary from data shown in
above illustration.
For more information, see “Rims and
tires” (
୴ page 514).
i
For illustration purposes only. Actual
data on tires are specific to each vehi-
cle and may vary from data shown in
above illustration.