Porsche 911 tyre sizes

Factory tyre sizes for the Porsche 911 as listed in the maker's official documents. Each of the 16 rows links its source document.

  • Hatchback
  • 2012–2025
  • 16 versions
Rear295/35R20Front235/40R19
20″ / 19″ rim
Rear
295/35R20
Overall diameter
714 mm
Section width
295 mm
Factory wheel: 11.5Jx20 ET67
Front
235/40R19
Overall diameter
671 mm
Section width
235 mm
Factory wheel: 8.5Jx19 ET52
19″ rim
Rear
295/35R19
Overall diameter
689 mm
Section width
295 mm
Factory wheel: 11.5Jx19 ET76
Front
235/40R19
Overall diameter
671 mm
Section width
235 mm
Factory wheel: 8.5Jx19 ET50
19″ rim
Rear
285/35R19
Overall diameter
682 mm
Section width
285 mm
Factory wheel: 11Jx19 ET69
Front
235/40R19
Overall diameter
671 mm
Section width
235 mm
Factory wheel: 8.5Jx19 ET54
20″ rim
Rear
305/30R20
Overall diameter
691 mm
Section width
305 mm
Factory wheel: 11.5Jx20 ET68
Front
245/35R20
Overall diameter
680 mm
Section width
245 mm
Factory wheel: 9Jx20 ET51
21″ / 20″ rim
Rear
305/30R21
Overall diameter
716 mm
Section width
305 mm
Factory wheel: 11.5Jx21 ET67
Front
245/35R20
Overall diameter
680 mm
Section width
245 mm
Factory wheel: 8.5Jx20 ET53
21″ / 20″ rim
Rear
315/30R21
Overall diameter
722 mm
Section width
315 mm
Factory wheel: 11.5Jx21 ET79
Front
245/35R20
Overall diameter
680 mm
Section width
245 mm
Factory wheel: 8.5Jx20 ET50
20″ rim
Rear
295/30R20
Overall diameter
685 mm
Section width
295 mm
Factory wheel: 11Jx20 ET70
Front
245/35R20
Overall diameter
680 mm
Section width
245 mm
Factory wheel: 8.5Jx20 ET51
21″ / 20″ rim
Rear
315/30R21
Overall diameter
722 mm
Section width
315 mm
Front
255/35R20
Overall diameter
686 mm
Section width
255 mm

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

911 992.2 2025

VersionFrontRearWheelSource
911 Carrera (19/20" wheel)235/40R19295/35R208.5Jx19 ET52 / 11.5Jx20 ET81Document ↗US
911 Carrera / Carrera T / Carrera S (20/21" wheel)245/35R20305/30R218.5Jx20 ET50 / 11.5Jx21 ET79Document ↗US
911 Carrera GTS / Carrera 4 GTS / Targa 4 GTS T-Hybrid (20/21" wheel)245/35R20315/30R218.5Jx20 ET50 / 11.5Jx21 ET79Document ↗US

911 992 2020–2024

VersionFrontRearWheelSource
911 Carrera / Carrera 4 / Targa 4 (19/20" wheel)235/40R19295/35R208.5Jx19 ET52 / 11.5Jx20 ET67Document ↗US
911 Carrera / Carrera 4 / Targa 4 (20/21" wheel)245/35R20305/30R218.5Jx20 ET53 / 11.5Jx21 ET67Document ↗US
911 Carrera S / 4S / GTS / 4 GTS / Targa 4S / Targa 4 GTS / Carrera T (20/21" wheel)245/35R20305/30R218.5Jx20 ET53 / 11.5Jx21 ET67Document ↗US
911 Turbo / Turbo S / Sport Classic (20/21" wheel)255/35R20315/30R21Document ↗US

911 991.2 2017–2019

VersionFrontRearWheelSource
911 Carrera / Targa (19" wheel)235/40R19295/35R198.5Jx19 ET50 / 11.5Jx19 ET76Document ↗US
911 Carrera / Targa / Carrera S / Carrera T (20" wheel)245/35R20305/30R208.5Jx20 ET49 / 11.5Jx20 ET76Document ↗US
911 Carrera 4 / Targa 4 (19" wheel)235/40R19295/35R198.5Jx19 ET50 / 11.5Jx19 ET56Document ↗US
911 Carrera 4 / 4S / Targa 4 / 4S / GTS / 4 GTS / Targa 4 GTS (20" wheel)245/35R20305/30R208.5Jx20 ET49 / 11.5Jx20 ET56Document ↗US

911 991 2012–2016

VersionFrontRearWheelSource
911 Carrera (19" wheel)235/40R19285/35R198.5Jx19 ET54 / 11Jx19 ET69Document ↗US
911 Carrera / Carrera S (20" wheel 8.5J/11J)245/35R20295/30R208.5Jx20 ET51 / 11Jx20 ET70Document ↗US
911 Carrera / Carrera S (20" wheel 9J/11.5J)245/35R20305/30R209Jx20 ET51 / 11.5Jx20 ET68Document ↗US

911 991 2013–2016

VersionFrontRearWheelSource
911 Carrera 4 / 4S / Targa 4 / 4S (20" wheel)245/35R20305/30R208.5Jx20 ET51 / 11Jx20 ET52Document ↗US
911 Carrera GTS / 4 GTS / Targa 4 GTS (20" wheel)245/35R20305/30R209Jx20 ET51 / 11.5Jx20 ET48Document ↗US

FAQ

What tyre size does the Porsche 911 use?

Factory tyre sizes listed in official documents for the Porsche 911: 235/40R19, 285/35R19, 295/35R19, 245/35R20, 255/35R20, 295/30R20, 295/35R20, 305/30R20, 305/30R21, 315/30R21. The most common size is 245/35R20.

What wheel size does the Porsche 911 have?

The Porsche 911 was sold with 19, 20, 21 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 911?

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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