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Tire, Labelling: Notes

Side Wall Lettering

Example: Dunlop SP Sport 9000

Fig 1: Exploded View Of Side Wall Lettering
GWWN44-0101Courtesy of AUDI OF AMERICA, LLC
  1. Size Designation (215/55 ZR16)
  2. Manufacturer (trade name)
  3. Tread designation
  4. Label for tubeless tires
  5. Radial - Construction (radially-oriented fibers in shell)
  6. Note for Versions with >>Rim Protection<<
  7. Production Date - see tire aging
    NOTE:

    Retreaded tires also have a label "R" or "Retreated" and the date when it was retreaded instead of the production date.

  8. E number = Approval number The tires fulfill all European guidelines.
    • European guidelines according to ECE-R30, EEC92/93 or ECE - R 117
      NOTE:

      Based on the EU guideline ECE- R117, tires that fulfill the new driving noise limits also have an "S" designation for Sound on the sidewall.

      For passenger vehicle tires with a cross section up to 185 mm: from 10/01/2009

      For passenger vehicle tires with a cross section from 185 mm to 215 mm: from 10/01/2010

      For passenger vehicle tires with a cross section over 215 mm: from 10/01/2011

  9. Production country - manufactured in Germany.
  10. Internal tread code from manufacturer
  11. Department of Transportation - the tires fulfill the guidelines of the American traffic authorities
  12. Example: Dunlop SP Sport 9000

    DOT - identification number code for production plant, tire size and tire version

  13. Maximum permitted load (Load Index)
    NOTE:

    Additional designation of "Reinforced" or "Extra Load" or "XL" is required for tire load capacity increase

  14. Number of layers in the tread center and in the sidewalls and specification of material
  15. Position of Tread Wear Indicator (TWI)
  16. Relative service life expectancy - abrasion resistance - refers to a US-specific standard test
  17. Rating of wet braking capability: A, B or C based on US-specific test
  18. Rating of temperature stability: A, B or C based on US-specific test
  19. Safety Precaution for Use or Fitting of Tires
  20. Indication of "Ultralight construction", tire is up to 30% lighter
  21. Specified running direction of tire
  22. Inmetro label, is only required for the Brazilian market

Run-flat tires, SST (Self Supporting Tire) and PAX have a special designation on the tire sidewall depending on the manufacturer.

CAUTION:

It is mandatory for run-flat tires to have a tire pressure monitoring system in the vehicle. Refer to TIRE PRESSURE MONITORING SYSTEM .