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Confirm Tire Size
Shopping for tires? Select tire size to proceed.
2007 Pontiac Grand Prix GXP
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 18" / Rear 18"
Front Tires
P255/45R18
Rear Tires
P225/50R18
Where can I find my tire size?Where can I find my tire size?