Proto-GT Challenge

logo for Proto-GT Challenge
Proto-GT Challenge 2026 Season 1 - Races every 2 hours at :45 past
A multi-class series featuring both GT and prototype cars, the Proto-GT Thrustmaster Challenge is all about powerful sports cars. Choose your weapon - the HPD ARX-01c, Ford GT, Chevrolet Corvette C6.R GT1, or Aston Martin DBR9 GT1 - and battle for supremacy in some of the fastest GT cars ever produced. This series is open to iRacers with a Road license of C or higher.

Overview

  • Category: Sports car (5)
  • Track Types: sports_car
  • License Group Types: 4
  • Car Classes: [40, 41, 73]
  • Car Types: chevy, gt1, gte, gtlm, lmp2, prototype, road, sportscar
  • Allowed Licenses: Class C 4+, Class B, Class A, Pro, Pro/WC
  • Allowed Season Members:

Schedule

Week Track Duration Summary Weather
Week 1
(Dec. 16, 2025)		 Nürburgring Grand-Prix-Strecke BES/WEC
(2026-04-01T18:20:00 1x ) 		30 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 19.1 to 19.1
  • Wind 4.8 to 4.9
  • Dir 7
  • Skies 2 to 3
  • Rain 0 (0 %)
  • None
Week 2
(Dec. 23, 2025)		 Autódromo Hermanos Rodríguez Grand Prix Historic
(2026-03-01T08:25:00 1x ) 		30 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 19.1 to 19.5
  • Wind 6.7 to 7.6
  • Dir 4
  • Skies 0 to 0
  • Rain 0 (0 %)
  • None
Week 3
(Dec. 30, 2025)		 Road America Full Course
(2026-04-01T13:30:00 1x ) 		30 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 18.6 to 18.5
  • Wind 22.5 to 22.8
  • Dir 2
  • Skies 3 to 3
  • Rain 0 (0 %)
  • None
Week 4
(Jan. 6, 2026)		 Autodromo Internazionale del Mugello Grand Prix
(2026-03-01T12:00:00 1x ) 		30 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 18.7 to 18.7
  • Wind 18.5 to 19
  • Dir 2
  • Skies 1 to 1
  • Rain 0 (0 %)
  • None
Week 5
(Jan. 13, 2026)		 Daytona International Speedway Road Course
(2026-04-01T19:40:00 1x ) 		50 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 19.6 to 20
  • Wind 18 to 21.5
  • Dir 2
  • Skies 0 to 1
  • Rain 0 (0 %)
  • None
Week 6
(Jan. 20, 2026)		 Sonoma Raceway Indycar 2012-2018
(2026-03-01T08:35:00 1x ) 		30 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 18.8 to 18.9
  • Wind 10 to 10.8
  • Dir 3
  • Skies 2 to 3
  • Rain 0 (0 %)
  • None
Week 7
(Jan. 27, 2026)		 Suzuka International Racing Course Grand Prix
(2026-01-31T06:55:00 1x ) 		30 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 18.9 to 18.8
  • Wind 1.8 to 1.8
  • Dir 7
  • Skies 2 to 2
  • Rain 0 (0 %)
  • None
Week 8
(Feb. 3, 2026)		 Nürburgring Nordschleife Industriefahrten
(2026-04-01T13:50:00 1x ) 		No. Of Laps: 5
  • Start Type: Rolling
  • Start Zone:
  • Temp: 19 to 19.1
  • Wind 10.3 to 10.7
  • Dir 7
  • Skies 1 to 1
  • Rain 0 (0 %)
  • None
Week 9
(Feb. 10, 2026)		 [Legacy] Silverstone Circuit - 2008 Historical Grand Prix
(2026-04-01T06:45:00 1x ) 		30 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 18.5 to 18.5
  • Wind 15.1 to 17.4
  • Dir 2
  • Skies 1 to 1
  • Rain 0 (0 %)
  • None
Week 10
(Feb. 17, 2026)		 Circuit des 24 Heures du Mans Historic
(2026-03-01T17:00:00 1x ) 		30 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 18.9 to 18.8
  • Wind 13.7 to 14.3
  • Dir 6
  • Skies 3 to 3
  • Rain 0 (0 %)
  • None
Week 11
(Feb. 24, 2026)		 Watkins Glen International Boot
(2026-04-01T12:00:00 1x ) 		50 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 18.5 to 18.4
  • Wind 28.4 to 30
  • Dir 6
  • Skies 1 to 2
  • Rain 0 (0 %)
  • None
Week 12
(March 3, 2026)		 Road Atlanta Full Course
(2026-03-07T17:15:00 1x ) 		30 mins
  • Start Type: Rolling
  • Start Zone:
  • Temp: 24 to 24.7
  • Wind 7.7 to 9.5
  • Dir 6
  • Skies 2 to 2
  • Rain 0 (0 %)
  • None

Configuration

  • Official
  • Rookie
  • Season
    2026 S1
  • Regional Comp.
  • Race Week
    0 (0)
  • Drop Weeks
    4 of 12
  • 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
    2025-12-16… (0)