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2021 BMW X4 M40i
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: 19"
245/50R19Original Equipment Wheel Diameter: 20"
245/45R20Original Equipment Wheel Diameter:
Front 20" / Rear 20"
Front 20" / Rear 20"
Front Tires
245/45R20
Rear Tires
275/40R20
Original Equipment Wheel Diameter:
Front 21" / Rear 21"
Front 21" / Rear 21"
Front Tires
245/40R21
Rear Tires
275/35R21