Sizes of Tires and Rims for the Cadillac
ELR GM Voltec (2014-2016)
| Tire size | Tire pressure | Rim size | Wheel fastener | Center bore |
|---|---|---|---|---|
| 245/40 R20 | 2.1 bar | 8.5Jx20 ET41 | Nuts: 5 x 115 (PCD) | 70.3 mm |
| 245/35 R21 | 2.1 bar | 8.5Jx21 ET41 | Nuts: 5 x 115 (PCD) | 70.3 mm |
| 255/30 R22 | 2.1 bar | 9Jx22 ET37 | Nuts: 5 x 115 (PCD) | 70.3 mm |
