IMSA iRacing Series

Sports Car Class A
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Cars

Race Information

Frequency: Every 2h at :45
Min Entries: 10
Split At: 50
Drops: 4

License Requirements

Min: Class B 4.0
Max: Pro/WC 4.0

Penalties

DQ at 25 incidents

2025 Season 4 (Q4) - Weekly Schedule (12 weeks)

Week 1

Sebring International Raceway
International
Temperature: 87°F / 31°C
Weather: No Rain
Start: Rolling
Race: 45 mins
Qual: Moderate

Week 2

Fuji International Speedway
Grand Prix
Temperature: 68°F / 20°C
Weather: 27% Rain Chance
Start: Rolling
Race: 45 mins
Qual: Moderate

Week 3

Road Atlanta
Full Course
Temperature: 80°F / 26°C
Weather: No Rain
Start: Rolling
Race: 45 mins
Qual: Moderate

Week 5

Algarve International Circuit
Grand Prix
Temperature: 74°F / 24°C
Weather: No Rain
Start: Rolling
Race: 45 mins
Qual: Moderate

Week 6

Circuit des 24 Heures du Mans
24 Heures du
Temperature: 66°F / 19°C
Weather: 26% Rain Chance
Start: Rolling
Race: 45 mins
Qual: Moderate

Week 8

Autodromo Nazionale Monza
Grand Prix
Temperature: 67°F / 20°C
Weather: No Rain
Start: Rolling
Race: 45 mins
Qual: Moderate

Week 11 (Current Week)

Nürburgring Grand-Prix-Strecke
BES/WEC
Temperature: 65°F / 18°C
Weather: 25% Rain Chance
Start: Rolling
Race: 45 mins
Qual: Moderate

Week 12

Circuit de Spa-Francorchamps
Grand Prix Pits
Temperature: 66°F / 19°C
Weather: No Rain
Start: Rolling
Race: 45 mins
Qual: Moderate