What tyre size does a Porsche 718 Boxster use?

The most common size is 235/35R20. Depending on generation and engine, the Porsche 718 Boxster uses 9 different sizes including 235/35R20, 235/40R19, 235/45R18, 265/35R20, 265/40R19.

Where do I find my exact Porsche 718 Boxster 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 › Porsche › 718 Boxster

Porsche 718 Boxster tyre sizes

All factory fitments by generation and engine — 9 sizes across 1 generation.

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Quick answer

The most common tyre size on the Porsche 718 Boxster is 235/35R20 (overall diameter ≈ 673 mm). Exact fitment depends on generation and engine — full breakdown below.

718 Boxster (982) 2016 - Cabrio (2016–present)

Engine	Tyre sizes
718 Boxster - 299 PS - Benzin - 1988 Hubraum	235/35R20 235/40R19 235/45R18 265/35R20 265/40R19 265/45R18
718 Boxster GTS - 400 PS - Petrol - 3995 Hubraum	235/35R20 235/40R19 235/45R18 265/35R20 265/40R19 265/45R18
718 Boxster GTS 2.5 - 366 PS - Petrol - 2497 Hubraum	235/35R20 235/40R19 235/45R18 265/35R20 265/40R19 265/45R18
718 Boxster S - 349 PS - Benzin - 2497 Hubraum	235/35R20 235/40R19 235/45R18 265/35R20 265/40R19 265/45R18
718 Boxster Spyder - 420 PS - Petrol - 3995 Hubraum	235/35R20 245/35R20 275/30R20 295/30R20
718 Spyder RS - 500 PS - Petrol - 3996 Hubraum	235/35R20 245/35R20 275/30R20 295/30R20

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