The 2017 Buick LaCrosse offers the following two stock tires, ranging from 18 to 20 inches in size.
| GM RPO Code | Size | Type/Description |
|---|---|---|
| R3X | P235/50R18 | all-season blackwall |
| RAL | P245/40R20 | all-season blackwall |
Spare Tires
The 2017 Buick LaCrosse offers one spare tire wrapped around one spare wheel.
| GMÂ RPO Code | Size | Description |
|---|---|---|
| QCL | T125/70R17 | compact spare blackwall tire |
The base LaCrosse 1SV trim level does not offer a spare tire, but instead comes with a tire inflator kit assigned RPO code KTI.
