Tire specs
- Load index
- 109
- Speed rating
- V (149 mph)
- Load range
- Extra load (XL)
- Tread depth
- 10/32"
- Item #
- 2555518CON03599450000
2010 Porsche Cayenne (18 Inch Option) — 255/55R18
2010 Porsche Cayenne (18 Inch Option)
- Factory size
- 255/55R18
- Load / speed
- 109Y
25 tire results
Factory-size matches for your vehicleWhat size tires does the 2010 Porsche Cayenne (18 Inch Option) take?
The factory tire size for the 2010 Porsche Cayenne (18 Inch Option) is 255/55R18.
The catalog lists it at load index 109, speed rating Y (up to 186 mph).
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| All wheels | 255/55R18 | 109 | Y |
Confirm the size printed on the sidewall of your current tire or on the tire placard in the driver's door jamb before you buy. Replacement tires should meet or exceed the vehicle's load index and speed rating.