2021 Buick Enclave tire sizes
The 2021 Buick Enclave came from the factory with 2 tire sizes on 18" to 20" wheels. The most common size is 255/65 R18. Pick your trim below.
2021 Enclave Avenir
Factory (OE) sizes
18"wheels
Optional sizes
20"wheels
2021 Enclave Essence
Factory (OE) sizes
18"wheels
Optional sizes
20"wheels
2021 Enclave Essence Sport Touring Edition
Factory (OE) sizes
20"wheels
2021 Enclave Preferred
Factory (OE) sizes
18"wheels
Optional sizes
20"wheels
How to read 255/65 R18
- 255
- Tread width in millimetres
- 65
- Sidewall height, % of width
- R
- Radial construction
- 18
- Wheel diameter in inches
Overall diameter: about 31.1" · Sidewall: 166 mm