Sizes of Tires and Rims for the Cadillac XTS
XTS GM Epsilon II facelift (2018-2019)
| Tire size | Tire pressure | Rim size | Wheel fastener | Center bore |
|---|---|---|---|---|
| 245/45 R19 | 2.4 bar | 8.5Jx19 ET39 | Nuts: 5 x 120 (PCD) | 66.9 mm |
| 245/40 R20 | 2.5 bar | 8.5Jx20 ET39 | Nuts: 5 x 120 (PCD) | 66.9 mm |
| 255/35 ZR21 | 2.4 bar | 9Jx21 ET35 | Nuts: 5 x 120 (PCD) | 66.9 mm |
XTS GM Epsilon II (2013-2017)
| Tire size | Tire pressure | Rim size | Wheel fastener | Center bore |
|---|---|---|---|---|
| 235/55 R18 | 2.3 bar | 8Jx18 ET39 | Nuts: 5 x 120 (PCD) | 66.9 mm |
| 245/45 R19 | 2.4 bar | 8.5Jx19 ET39 | Nuts: 5 x 120 (PCD) | 66.9 mm |
| 255/45 R19 | 2.4 bar | 8.5Jx19 ET39 | Nuts: 5 x 120 (PCD) | 66.9 mm |
| 245/40 R20 | 2.4 bar | 8.5Jx20 ET39 | Nuts: 5 x 120 (PCD) | 66.9 mm |
| 255/40 ZR20 | 2.4 bar | 9Jx20 ET35 | Nuts: 5 x 120 (PCD) | 66.9 mm |
