Porsche 718 Cayman tyre sizes

Factory tyre sizes for the Porsche 718 Cayman as listed in the maker's official documents. Each of the 1 rows links its source document.

  • Hatchback
  • 2019–2025
  • 1 versions
Rear295/30R20Front245/35R20
20″ rim
Rear
295/30R20
Overall diameter
685 mm
Section width
295 mm
Factory wheel: 11Jx20 ET50
Front
245/35R20
Overall diameter
680 mm
Section width
245 mm
Factory wheel: 8.5Jx20 ET61

The tyres on the car may have been changed. For the exact size, check the label in the door frame or the registration.

Change the size, press the gas: see the difference →

Some rows come from an official document of another country (US). Your market's version may differ; compare with the door label.

Tyres and wheels by version

718 Cayman 982 2019–2025

VersionFrontRearWheelSource
718 Cayman GT4 / GT4 RS / 718 Spyder / Spyder RS (20" wheel)245/35R20295/30R208.5Jx20 ET61 / 11Jx20 ET50Document ↗US

FAQ

What tyre size does the Porsche 718 Cayman use?

Factory tyre sizes listed in official documents for the Porsche 718 Cayman: 245/35R20, 295/30R20. The most common size is 295/30R20.

What wheel size does the Porsche 718 Cayman have?

The Porsche 718 Cayman was sold with 20 inch wheels in the sourced versions. The number after R on your tyre's sidewall tells you which one you have.

Can I fit a different tyre size on the Porsche 718 Cayman?

A size whose overall diameter is within 3% of the factory size, with no lower load index or speed rating, usually fits. For final approval check the door label, CoC and your tyre shop.

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