2011 Porsche Cayenne tire sizes
The 2011 Porsche Cayenne came from the factory with 3 tire sizes on 18" to 20" wheels. The most common size is 255/55 R18. Pick your trim below.
2011 Cayenne Base Model
Factory (OE) sizes
18"wheels
2011 Cayenne S
Factory (OE) sizes
18"wheels
2011 Cayenne S Hybrid
Factory (OE) sizes
18"wheels
2011 Cayenne Turbo
Factory (OE) sizes
19"wheels
2011 Cayenne Turbo Ceramic Brake Package
Factory (OE) sizes
20"wheels
Optional sizes
21"wheels
How to read 255/55 R18
- 255
- Tread width in millimetres
- 55
- Sidewall height, % of width
- R
- Radial construction
- 18
- Wheel diameter in inches
Overall diameter: about 29.0" · Sidewall: 140 mm