Not sure what rimDiameter size options are for your 2011 Porsche 911 Speedster?
Choose from the options below.
Version/Option
Tire Size
Version/Option
Tire Size
305/30R19
Version/Option
Tire Size
235/35R19
Version/Option
Tire Size
Front: 235/35R19, Rear: 305/30R19
Version/Option
Tire Size
305/30R19
Find your version / option
There are two places to find your tire size. Look directly on your tire sidewall or inside your driver’s side door jamb for your vehicle’s tire size.
Passenger Tire Sidewall
High Flotation Tire Sidewall
Inside Your Door Jamb