What tyre size does a Infiniti EX use?

The most common size is 225/55R18. Depending on generation and engine, the Infiniti EX uses 3 different sizes including 225/55R18, 215/55R18, 245/45R19.

Where do I find my exact Infiniti EX 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 › Infiniti › EX

Infiniti EX tyre sizes

All factory fitments by generation and engine — 3 sizes across 1 generation.

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Quick answer

The most common tyre size on the Infiniti EX is 225/55R18 (overall diameter ≈ 705 mm). Exact fitment depends on generation and engine — full breakdown below.

EX (J50) 2009 - 2013 - SUV (2009–2013)

Engine	Tyre sizes
EX30d - 238 PS - Diesel - 2991 Hubraum	225/55R18
EX30d - 238 PS - Diesel - 2993 Hubraum	225/55R18
EX37 - 320 PS - Benzin - 3696 Hubraum	215/55R18 225/55R18 245/45R19

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