2018 Buick LaCrosse Tire Size
Confirmed OEM tire sizes for this model year. Multiple sizes may apply depending on trim and wheel package — all catalog options are listed.
- Option235/45R19
- Option235/55R17
- Option255/30R22
All confirmed configurations
| Size | Position | Width | Aspect | Rim | Load | Speed |
|---|---|---|---|---|---|---|
| 235/45R19 | Front / all | 235 | 45 | 19" | — | — |
| 235/55R17 (run-flat) | Front / all | 235 | 55 | 17" | 97 | H |
| 255/30R22 | Front / all | 255 | 30 | 22" | 106 | Y |