GT3 Challenge Fixed by Fanatec - 2025 Season 4

2025 Season 4 - Races every 2 hours at :15 past

The GT3 division has become one of sports car racing’s most popular formulas in recent years, with series around the world adapting it for use on some of the world’s most iconic tracks. Discover why these cars are so beloved, without the stress of having to build a setup to go faster, with iRacing’s fixed setup GT3 Challenge.

Overview

Category: Sports car (5)
Track Types: sports_car
License Group Types: 4
Car Classes: [4091]
Car Types: audi, chevy, gt, gt3, gtd, huracan, road, sports, sportscar
Allowed Licenses: Class C 4+, Class B, Class A, Pro, Pro/WC
Allowed Season Members:

Schedule

Week	Track	Duration	Summary	Weather
Week 1 (Sept. 16, 2025)	Red Bull Ring Grand Prix (2025-09-20T13:35:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 20.3 to 20.4 Wind 9.2 to 10 Dir 7 Skies 1 to 1 Rain 0 (0 %) None
Week 2 (Sept. 23, 2025)	Circuit des 24 Heures du Mans 24 Heures du Mans (2025-09-27T19:45:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 19.9 to 20.2 Wind 8.6 to 10.1 Dir 6 Skies 0 to 0 Rain 0 (0 %) None
Week 3 (Sept. 30, 2025)	Autódromo Hermanos Rodríguez Grand Prix (2025-10-04T08:55:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 19.6 to 19.9 Wind 10.5 to 12.1 Dir 2 Skies 2 to 3 Rain 0 (0 %) None
Week 4 (Oct. 7, 2025)	Circuit de Barcelona Catalunya Grand Prix (2025-10-11T14:05:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 22.7 to 22.9 Wind 13.5 to 14.8 Dir 3 Skies 0 to 0 Rain 0 (0 %) None
Week 5 (Oct. 14, 2025)	Indianapolis Motor Speedway Road Course (2025-10-18T09:55:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 18.9 to 18.9 Wind 13.8 to 14.8 Dir 5 Skies 1 to 2 Rain 0 (0 %) None
Week 6 (Oct. 21, 2025)	Hockenheimring Baden-Württemberg Grand Prix (2025-10-25T12:00:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 20.4 to 20.5 Wind 2.5 to 2.5 Dir 3 Skies 1 to 2 Rain 0 (0 %) None
Week 7 (Oct. 28, 2025)	Sebring International Raceway International (2025-11-01T13:10:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 29 to 29 Wind 5.1 to 5.8 Dir 2 Skies 2 to 3 Rain 0 (0 %) None
Week 8 (Nov. 4, 2025)	Autódromo José Carlos Pace Grand Prix (2025-11-08T05:20:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 20.6 to 20.5 Wind 10.1 to 10.1 Dir 2 Skies 2 to 2 Rain 0 (0 %) None
Week 9 (Nov. 11, 2025)	Suzuka International Racing Course Grand Prix (2026-04-01T07:20:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 18.6 to 18.6 Wind 18.2 to 18.4 Dir 4 Skies 1 to 1 Rain 0 (0 %) None
Week 10 (Nov. 18, 2025)	Mount Panorama Circuit (2025-11-22T12:00:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 19.4 to 19.5 Wind 28.1 to 28.8 Dir 6 Skies 1 to 1 Rain 0 (0 %) None
Week 11 (Nov. 25, 2025)	Watkins Glen International Boot (2026-04-01T13:30:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 18.5 to 18.4 Wind 33.5 to 33.7 Dir 4 Skies 2 to 2 Rain 0 (0 %) None
Week 12 (Dec. 2, 2025)	Autodromo Internazionale del Mugello Grand Prix (2026-03-01T12:00:00 1x )	20 mins	Start Type: Rolling Start Zone:	Temp: 18.6 to 18.6 Wind 12.5 to 13.6 Dir 7 Skies 1 to 2 Rain 0 (0 %) None

Configuration

Official
Rookie
Season
2025 S4
Regional Comp.
Race Week
3 (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
4
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 <> 20
Grid By Class
Active
Complete
Diff. Race Tyres
Super Sessions
Member Restriction
Car Restriction
View Restriction
Start
2025-09-16… (204)