IMSA Michelin Pilot Challenge - 2025 Season 4

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2025 Season 4 - Races every other Saturday at 4 & 15 GMT and Sunday at 0 GMT, 20 GMT
Get ready to strap into the world of multi-class GT4 and touring car racing with the iRacing IMSA Michelin Pilot Challenge! The front-wheel drive touring car formula has quickly become one of the world’s most exciting types of road racing, while the rear-wheel drive GT4 makes this head-to-head showdown one of the most exciting on iRacing. No matter your preference, you're bound to have a fun time—so see if you have the skills to take the checkered flag!

Session dates/times: Saturday 4:00/15:00 GMT, Sunday 0:00/20:00 GMT

Overview

  • Category: Sports car (5)
  • Track Types: sports_car
  • License Group Types: 3
  • Car Classes: [3189, 2268]
  • Car Types: aienabled, gs, gt4, gtd, road, sportscar, tcr
  • Allowed Licenses: Class D 4+, Class C, Class B, Class A, Pro, Pro/WC
  • Allowed Season Members:

Schedule

Week Track Duration Summary Weather
Week 1
(Sept. 27, 2025)		 Indianapolis Motor Speedway Road Course
(2025-09-27T12:00:00 1x ) 		120 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 19.8 to 20.4
  • Wind 19.4 to 22.7
  • Dir 6
  • Skies 1 to 1
  • Rain 0 (0 %)
  • None
Week 2
(Oct. 11, 2025)		 Road Atlanta Full Course
(2025-10-11T19:05:00 1x ) 		120 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 19.8 to 20.2
  • Wind 14 to 16.7
  • Dir 3
  • Skies 1 to 2
  • Rain 0.3 (29 %)
  • Light
Week 3
(Oct. 25, 2025)		 Autódromo José Carlos Pace Grand Prix
(2025-10-25T17:05:00 1x ) 		120 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 20.9 to 21.5
  • Wind 16.9 to 18.7
  • Dir 4
  • Skies 1 to 2
  • Rain 0 (0 %)
  • None
Week 4
(Nov. 8, 2025)		 Red Bull Ring Grand Prix
(2026-04-01T13:25:00 1x ) 		120 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 19.8 to 20.1
  • Wind 1.8 to 2.3
  • Dir 4
  • Skies 1 to 2
  • Rain 0 (0 %)
  • None
Week 5
(Nov. 22, 2025)		 Circuit Zandvoort Grand Prix
(2025-11-22T13:05:00 1x ) 		120 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 18.8 to 18.8
  • Wind 16.9 to 18.2
  • Dir 4
  • Skies 3 to 3
  • Rain 0 (0 %)
  • None
Week 6
(Dec. 6, 2025)		 Hockenheimring Baden-Württemberg Grand Prix
(2026-04-01T18:15:00 1x ) 		120 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 18.6 to 18.5
  • Wind 18.6 to 20.2
  • Dir 7
  • Skies 3 to 3
  • Rain 0.3 (34 %)
  • Light

Configuration

  • Official
  • Rookie
  • Season
    2025 S4
  • Regional Comp.
  • Race Week
    1 (0)
  • Drop Weeks
    2 of 6
  • Multi Class
  • Fixed Setup
  • Drivers
    1 <> 1
  • Cross License
  • Driver Changes
  • Pit Lane Crashes
  • Incident Limit
    25
  • Warn Mode
    1
  • Warn Param 1
    17
  • Warn Param 2
    0
  • Caution Types
    0 /
  • Caution Laps Count
  • GW Checkered Limit
    0
  • Lucky Dog
  • Conduct Rule Mode
    3
  • HardCore Level
  • Car Switching
  • Start on Qual Tyre
  • Short Parade Lap
  • Start Zone
  • Qualifier Starts
  • Heat Racing
  • Num Opt Laps
    0
  • OP Duration (mins)
    120
  • Send to OP.
  • Ignore OP License.
  • OP Session Type.
    170
  • Starters
    6 <> 40
  • Grid By Class
  • Active
  • Complete
  • Diff. Race Tyres
  • Super Sessions
  • Member Restriction
  • Car Restriction
  • View Restriction
  • Start
    2025-09-16… (1)