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BigO Tire
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2014 BMW Alpina B7 xDrive Base
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 21" / Rear 21"
Front Tires
245/35R21
Rear Tires
285/30R21
Where can I find my tire size?Where can I find my tire size?