Races in calendar week 40/2026
All motorsport events on the weekend of 2–4 Oct 2026.
| Circuit | Country | Series |
|---|---|---|
| Barcelona |  Spain |
|
| Braselton (Road Atlanta) |  USA |
|
| Inje (Autopia) |  South Korea |
|
| Las Vegas (oval) | USA |
|
| Sepang |  Malaysia |
|