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BigO Tire
Confirm Tire Size
Shopping for tires? Select tire size to proceed.
2001 Porsche Boxster Roadster
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
Original Equipment Wheel Diameter:
Front 18" / Rear 18"
Front Tires
225/40ZR18
Rear Tires
265/35ZR18
Where can I find my tire size?