Skip to main contentSkip to footer
BigO Tire
BigO Tire
Confirm Tire Size
Shopping for tires? Select tire size to proceed.
2015 Porsche 911 Carrera 4S
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 20" / Rear 20"
Front Tires
245/35ZR20
Rear Tires
305/30ZR20
Where can I find my tire size?