Calendar 2026 Season 1 - GR86 Cup:
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1 The Championship will then commence the following weekend as detailed below:
| Round | Tracks | Format | Dates |
|---|---|---|---|
| 1 | Motorsport Arena Oscherschleben | Sprint | 12th March |
| 2 | Daytona International Speedway | Sprint | 19th March |
| 3 | Road Atlanta | Sprint | 26th March |
| 4 | Algarve International Circuit | Sprint | 2nd April |
| 5 | Brands Hatch Grand Prix | Sprint | 9th April |
| 6 | Virginia International Raceway | Sprint | 16th April |
| 7 | Willow Springs Raceway | Sprint | 23rd April |
| 8 | Nurburgring Nordschleife | Sprint | 30th April |
| 9 | Adelaide Street Circuit | Sprint | 7th May |
| 10 | Donington Park | Sprint | 14th May |
| 11 | Barber Motorsports Park | Sprint | 21st May |
| 12 | Autodromo Internatzionale del Mugello | Sprint | 28th May |