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BigO Tire
Confirm Tire Size
Shopping for tires? Select tire size to proceed.
2024 BMW 430i 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 19" / Rear 19"
Front Tires
225/40R19
Rear Tires
255/40R19
Original Equipment Wheel Diameter:
Front 18" / Rear 18"
Front Tires
225/45R18
Rear Tires
255/40R18
Where can I find my tire size?Where can I find my tire size?