What tyre size does a Mazda CX-9 use?

The most common size is 245/50R20. Depending on generation and engine, the Mazda CX-9 uses 4 different sizes including 245/50R20, 245/60R18, 255/50R20, 255/60R18.

Where do I find my exact Mazda CX-9 tyre size?

Check the tyre placard in the driver's door jamb or fuel flap, or use the lookup tool on this page to select your generation and engine.

Tyres › Mazda › CX-9

Mazda CX-9 tyre sizes

All factory fitments by generation and engine — 4 sizes across 1 generation.

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Quick answer

The most common tyre size on the Mazda CX-9 is 245/50R20 (overall diameter ≈ 753 mm). Exact fitment depends on generation and engine — full breakdown below.

CX-9 (TB1) 2009 - SUV (2009–present)

Engine	Tyre sizes
CX-9 3.8 - 277 PS - Benzin - 3726 Hubraum	245/50R20 245/60R18 255/50R20 255/60R18

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