IMSA Endurance Series B class series
Series news (must be logged into iRacing)
Cars used in this series
Dallara P217
BMW M Hybrid V8
Audi R8 LMS GT3
BMW M4 GT3
Lamborghini Huracán GT3 EVO
Porsche 911 GT3 R
Mercedes-AMG GT3 2020
Ferrari 488 GT3 Evo 2020
Current or upcoming races
Highlighted tracks are already owned| Week | Start date | Length | Track | Free |
|---|---|---|---|---|
| 5 | 09 May | 160 mins | WeatherTech Raceway at Laguna Seca - Full Course | Yes |
| 3 | 11 April | 160 mins | Long Beach Street Circuit | No |
| 4 | 25 April | 160 mins | Barber Motorsports Park - Full Course | No |
| 2 | 28 March | 160 mins | Circuit de Nevers Magny-Cours - Grand Prix | No |
| 6 | 23 May | 160 mins | Road America - Full Course | No |