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Home >> Porsche >> 2011 >> 911 Speedster >> Repair and Diagnosis >> Suspension >> Rear Suspension >> 44 - Wheels, Tires, Suspension Alignment -- CARRERA (997) >> WM 4440IN Information On Tires/Mounting Tires (Except Turbo S Coupe "Ed. 918 SPYDER", CARRERA 4 GTS, Turbo S CABRIO "Ed. 918 SPYDER", CARRERA 4 GTS CABRIO, Gt3 RS 4.0) >> Tires >> Tyre Identification (Speed Classes/Tyre Age)

Tyre Identification (Speed Classes/Tyre Age)

Tires should not be more than 6 years old!

The age of the tire can be determined from the manufacturer's code, which is placed behind the DOT code on the tire sidewall! The date of manufacture (the last four digits) is located at the end of the code)!

Example

DOT DM CP 05 Y 2200 22 = production week
  00 = production year 2000