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BigO Tire
Confirm Tire Size
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2008 Porsche Cayman Base
Your vehicle manufacturer’s recommended tire specs include different front and rear tire sizes (i.e. staggered fitment). Learn about Staggered Fitment
Original Equipment Wheel Diameter:
Front 19" / Rear 19"
Front Tires
235/35ZR19
Rear Tires
265/35ZR19
Original Equipment Wheel Diameter:
Front 18" / Rear 18"
Front Tires
235/40ZR18
Rear Tires
265/40ZR18
Original Equipment Wheel Diameter:
Front 17" / Rear 17"
Front Tires
205/55R17
Rear Tires
235/50R17
Where can I find my tire size?Where can I find my tire size?