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Confirm Tire Size
Shopping for tires? Select tire size to proceed.
1989 Porsche 911 Speedster
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 17" / Rear 17"
Front Tires
205/50ZR17
Rear Tires
255/40ZR17
Where can I find my tire size?Where can I find my tire size?