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iRacing Calendar2026 Season 1
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Proto-GT Challenge

Sports Car
12 weeks
Car: HPD ARX-01c, Aston Martin DBR9 GT1, Chevrolet Corvette C6.R GT1, Ford GT GT2
Drops: 4
Class C 4.0 --> Pro/WC 4.0Races every 2 hours at :45 past

Season Timeline

Week 1Week 12

Full Schedule

1

Nürburgring Grand-Prix-Strecke - BES/WEC

Dec 16Dec 2230 min

66°F/19°C, Rain chance None, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%

2

Autódromo Hermanos Rodríguez - Grand Prix Historic

Dec 23Dec 2930 min

67°F/20°C, Rain chance None, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%

3

Road America - Full Course

Dec 30Jan 530 min

65°F/19°C, Rain chance None, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%

4

Autodromo Internazionale del Mugello - Grand Prix

Jan 6Jan 1230 min

66°F/19°C, Rain chance None, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%

5

Daytona International Speedway - Road Course

Jan 13Jan 1950 min

68°F/20°C, Rain chance None, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%

6

Sonoma Raceway - Indycar 2012-2018

Jan 20Jan 2630 min

66°F/19°C, Rain chance None, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%

7

Suzuka International Racing Course - Grand Prix

Jan 27Feb 230 min

66°F/19°C, Rain chance None, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%

8

Nürburgring Nordschleife - Industriefahrten

Feb 3Feb 95 laps

66°F/19°C, Rain chance None, Detached qual, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%

9

[Legacy] Silverstone Circuit - 2008 - Historical Grand Prix

Feb 10Feb 1630 min

65°F/19°C, Rain chance None, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%

10

Circuit des 24 Heures du Mans - Historic

Feb 17Feb 2330 min

66°F/19°C, Rain chance None, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%

11

Watkins Glen International - Boot

Feb 24Mar 250 min

65°F/18°C, Rain chance None, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%

12

Road Atlanta - Full Course

Mar 3Mar 930 min

76°F/25°C, Rain chance None, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. ARX: fuel: 75% AM1: fuel: 84% C6R GT1: fuel: 84% FGT: fuel: 78%