Clasificación
2018
constructor-gts
| Pos | Equipos | Puntos |
 US
|
US
|
US
|
US
|
 CA
|
US
|
|---|---|---|---|---|---|---|---|---|
| 1 | Chevrolet | 56 | 21 | - | - | - | 21 | - |
| 2 | Panoz | 53 | 6 | - | - | - | 6 | - |
| 3 | Ford | 51 | 8 | - | - | - | 15 | - |
| 4 | Audi | 49 | 13 | - | - | - | 12 | - |
| 5 | Mercedes | 19 | 4 | - | - | - | 15 | - |
| 6 | Porsche | 17 | 17 | - | - | - | - | - |
| 7 | Ginetta | 15 | 9 | - | - | - | 3 | - |
| 8 | BMW | 6 | 1 | - | - | - | - | - |
