Kalender Balap Sirkuit Amerika 2018
| Tanggal | Racing Series diterjemahkan menjadi Seri Balap | Putaran | Nama Acara |
|---|---|---|---|
| 9 Maret - 11 Maret | Ferrari Challenge North America Selesai | Round 2 | |
| 1 November - 4 November | Piala Porsche GT3 AS Selesai | Round 7 | |
| 15 November - 18 November | Seri 24 GT Selesai | Round 8 | 3x3H COTA USA 2018 & 24H COTA USA 2018 |