Alfa Romeo Stelvio Quadrifoglio tyre sizes

Factory tyre sizes for the Alfa Romeo Stelvio Quadrifoglio as listed in the maker's official documents. Each of the 2 rows links its source document.

  • Hatchback
  • 2025
  • 2 versions
Rear285/40R20Front255/45R20
20″ rim
Rear
285/40R20
Overall diameter
736 mm
Section width
285 mm
Factory wheel: 10Jx20 ET34
Front
255/45R20
Overall diameter
738 mm
Section width
255 mm
Factory wheel: 9Jx20 ET29
21″ rim
Rear
285/35R21
Overall diameter
733 mm
Section width
285 mm
Front
255/40R21
Overall diameter
737 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 (DE). Your market's version may differ; compare with the door label.

Tyres and wheels by version

Stelvio Quadrifoglio 949 2025

VersionhpFrontRearWheelSource
Stelvio Quadrifoglio 2.9 V6 Bi-Turbo Q4 (20" Classico)520255/45R20285/40R209Jx20 ET29 / 10Jx20 ET34Document ↗DE
Stelvio Quadrifoglio 2.9 V6 Bi-Turbo Q4 (21" Prototipo)520255/40R21285/35R21Document ↗DE

FAQ

What tyre size does the Alfa Romeo Stelvio Quadrifoglio use?

Factory tyre sizes listed in official documents for the Alfa Romeo Stelvio Quadrifoglio: 255/45R20, 285/40R20, 255/40R21, 285/35R21. The most common size is 255/45R20.

What wheel size does the Alfa Romeo Stelvio Quadrifoglio have?

The Alfa Romeo Stelvio Quadrifoglio was sold with 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 Alfa Romeo Stelvio Quadrifoglio?

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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