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BigO Tire
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2021 BMW X7 M50i
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: 21"
285/45R21
Original Equipment Wheel Diameter:
Front 22" / Rear 22"
Front Tires
275/40R22
Rear Tires
315/30R22
Where can I find my tire size?Where can I find my tire size?