Sizes of Tires and Rims for the Pontiac GTO
GTO V-body (2004-2006)
| Tire size |
Tire pressure |
Rim size |
Wheel fastener |
Center bore |
| 245/45 ZR17 |
2.1 bar |
8JJx17 ET48 |
Nuts: 5 x 120 (PCD) |
69.5 mm |
| 235/40 ZR18 |
2.3 bar |
8JJx18 ET48 |
Nuts: 5 x 120 (PCD) |
69.5 mm |
GTO X-body (1974-1974)
| Tire size |
Tire pressure |
Rim size |
Wheel fastener |
Center bore |
| 205/75 SR14 |
|
6Jx14 ET8 |
Nuts: 5 x 120.65 (PCD) |
70.3 mm |
| 225/70 R14 |
|
7Jx14 ET12 |
Nuts: 5 x 120.65 (PCD) |
70.3 mm |
| 225/65 HR15 |
|
7Jx15 ET12 |
Nuts: 5 x 120.65 (PCD) |
70.3 mm |
GTO A-body (1968-1973)
|
|
| Tire size |
Tire pressure |
Rim size |
Wheel fastener |
Center bore |
| 195S R14 |
|
6Jx14 ET8 |
Nuts: 5 x 120.65 (PCD) |
70.3 mm |
| 205/75 SR14 |
|
7Jx14 ET12 |
Nuts: 5 x 120.65 (PCD) |
70.3 mm |
| 225/60 HR15 |
|
7Jx15 ET12 |
Nuts: 5 x 120.65 (PCD) |
70.3 mm |
| 235/60 HR15 |
|
7Jx15 ET0 |
Nuts: 5 x 120.65 (PCD) |
70.3 mm |
GTO A-body (1964-1967)
| Tire size |
Tire pressure |
Rim size |
Wheel fastener |
Center bore |
| 195S R14 |
|
6Jx14 ET8 |
Nuts: 5 x 120.65 (PCD) |
70.3 mm |
| 205/75 SR14 |
|
6Jx14 ET8 |
Nuts: 5 x 120.65 (PCD) |
70.3 mm |
| 225/60 HR15 |
|
7Jx15 ET12 |
Nuts: 5 x 120.65 (PCD) |
70.3 mm |
