Sizes of Tires and Rims for the Buick
Roadmaster 1991-1996
| Tire size | Tire pressure | Rim size | Wheel fastener | Center bore |
|---|---|---|---|---|
| 225/70 R15 | 7Jx15 ET8 | Nuts: 5 x 127 (PCD) | 78.1 mm | |
| 225/75 R15 | Front: 2.1 bar Rear: 2.4 bar |
7Jx15 ET8 | Nuts: 5 x 127 (PCD) | 78.1 mm |
| 225/75 SR15 | Front: 2.1 bar Rear: 2.4 bar |
7Jx15 ET8 | Nuts: 5 x 127 (PCD) | 78.1 mm |
| 235/70 R15 | 7Jx15 ET8 | Nuts: 5 x 127 (PCD) | 78.1 mm | |
| 235/70 R15 | 2.1 bar | 7Jx15 ET8 | Nuts: 5 x 127 (PCD) | 78.1 mm |
