2020 GMC Acadia tire sizes
The 2020 GMC Acadia came from the factory with 4 tire sizes on 17" to 20" wheels. The most common size is 235/65 R18. Pick your trim below.
2020 Acadia AT4
Factory (OE) sizes
17"wheels
Optional sizes
20"wheels
2020 Acadia Denali
Factory (OE) sizes
20"wheels
2020 Acadia SL
Factory (OE) sizes
17"wheels
2020 Acadia SLE
Factory (OE) sizes
18"wheels
Optional sizes
20"wheels
2020 Acadia SLT
Factory (OE) sizes
18"wheels
Optional sizes
20"wheels
How to read 235/65 R18
- 235
- Tread width in millimetres
- 65
- Sidewall height, % of width
- R
- Radial construction
- 18
- Wheel diameter in inches
Overall diameter: about 30.0" · Sidewall: 153 mm
GMC Acadia tire sizes by year
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C1500 Suburban
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Hummer EV Pickup
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K2500
Rally
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Yukon XL 2500