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BigO Tire
BigO Tire
Confirm Tire Size
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2025 Porsche 911 GT3 RS
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 21"
Front Tires
275/35R20
Rear Tires
335/30R21
Where can I find my tire size?Where can I find my tire size?