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BigO Tire
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1989 Porsche 911 Carrera 4
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
Original Equipment Wheel Diameter:
Front 16" / Rear 16"
Front Tires
205/55ZR16
Rear Tires
225/50ZR16
Where can I find my tire size?Where can I find my tire size?