Factory size of Pontiac Grand Prix GXP wheels and tolerances
Information updated on Jun. 12, 2022, 11:23Grand Prix GXP models were produced by Pontiac from 2005 to 2008. There were 1 modifications of this car in total:
The manufacturer Pontiac installed discs with a diameter of 18 to 19 inches on the Grand Prix GXP model. On this model, you can install 8 disk options, of which 4 factory and 4 are valid.
Pontiac Grand Prix GXP: table of standard and permissible disk sizes
The table below shows all the parameters of Pontiac Grand Prix GXP wheels that were produced in 2005-2008.
Legend of the table (parameters of PCD and offset of Pontiac Grand Prix GXP discs):
- DIA (hole diameter)
- LZ (number of holes)
- PCD (hole circle diameter)
- ET (disk indent)
| Modification | Production year | General parameters | Wheel diameter | PCD | Wheel width | ET (disk indent) | DIA (diameter) | Type of install |
|---|---|---|---|---|---|---|---|---|
| 5.3i W-body | 2005 | 8Jx18 5/115 ET40 d70.3 | 18 | 5X115 | 8 | 40 | 70.3 | Factory |
| 5.3i W-body | 2005 | 8.5Jx19 5/115 ET40 d70.3 | 19 | 5X115 | 8.5 | 40 | 70.3 | Allowable |
| 5.3i W-body | 2006 | 8Jx18 5/115 ET40 d70.3 | 18 | 5X115 | 8 | 40 | 70.3 | Factory |
| 5.3i W-body | 2006 | 8.5Jx19 5/115 ET40 d70.3 | 19 | 5X115 | 8.5 | 40 | 70.3 | Allowable |
| 5.3i W-body | 2007 | 8Jx18 5/115 ET40 d70.3 | 18 | 5X115 | 8 | 40 | 70.3 | Factory |
| 5.3i W-body | 2007 | 8.5Jx19 5/115 ET40 d70.3 | 19 | 5X115 | 8.5 | 40 | 70.3 | Allowable |
| 5.3i W-body | 2008 | 8Jx18 5/115 ET40 d70.3 | 18 | 5X115 | 8 | 40 | 70.3 | Factory |
| 5.3i W-body | 2008 | 8.5Jx19 5/115 ET40 d70.3 | 19 | 5X115 | 8.5 | 40 | 70.3 | Allowable |