Mercedes-Benz 2009 S550 4MATIC Automobile User Manual


 
Tires and wheels
463
1
Uniform Tire Quality Grading Standards
(Y page 468)
2
DOT, Tire Identification Number
(Y page 466)
3
Maximum tire load (Y page 467)
4
Maximum tire inflation pressure
(Y page 467)
5
Manufacturer
6
Tire ply material (Y page 469)
7
Tire size designation, load and speed
rating (Y page 463)
8
Load identification (Y page 466)
9
Tire name
i
For illustration purposes only. Actual data
on tires are specific to each vehicle and
may vary from data shown in above
illustration.
For more information, see “Rims and
tires” (Y page 594).
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
i
For illustration purposes only. Actual data
on tires are specific to each vehicle and
may vary from data shown in above
illustration.
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
Tire width 1 indicates the nominal tire width
in millimeters.
Operation
Z