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iR
iRacing Calendar
2026 Season 4

GT Endurance Series by Simucube

Sports Car
12 weeks
Car: Mercedes-AMG GT3 2020, McLaren 720S GT3 EVO, Ferrari 296 GT3, Aston Martin Vantage GT3 EVO, Audi R8 LMS EVO II GT3, Acura NSX GT3 EVO 22, BMW M4 GT3 EVO, Lamborghini Huracán GT3 EVO, Chevrolet Corvette Z06 GT3.R, Porsche 911 GT3 R (992), Ford Mustang GT3
Drops: 4
Class D 4.0 --> Pro/WC 4.0, Team racingRaces Saturdays 9 and 19 GMT and Sundays 17 GMT

Season Timeline

Week 1Week 12

Full Schedule

1

Silverstone Circuit - Grand Prix

Sep 19 — Sep 25

68°F/20°C, All dry events, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. MGT3E: fuel: 97%, pwr: -0.50% 720GT3: fuel: 99% F296: 3.0kg, pwr: -0.25% AMGT3: fuel: 98%, pwr: 0.25% AEVO2: fuel: 98% NSXE22: fuel: 99% M4GT3: fuel: 99%, 10.0kg, pwr: - 1.00% LGT3: fuel: 98% CZ06: fuel: 99%, 3.0kg, pwr: -0.25% 992R: fuel: 97%, -5.0kg FMGT3: -5.0kg mins

2

Road Atlanta - Full Course

Sep 26 — Oct 2

72°F/22°C, Rain chance 31%, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. mins

3

Circuit Zandvoort - Grand Prix

Oct 3 — Oct 9

68°F/20°C, All dry events, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. mins

4

Mobility Resort Motegi - Grand Prix

Oct 10 — Oct 16

69°F/21°C, All dry events, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. mins

5

Indianapolis Motor Speedway - Road Course

Oct 17 — Oct 23

67°F/20°C, All dry events, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. MGT3E: fuel: 96%, pwr: -0.50% 720GT3: fuel: 99%, -5.0kg F296: fuel: 99%, 8.0kg AMGT3: fuel: 98%, pwr: 0.25% AEVO2: fuel: 96%, 5.0kg, pwr: -0.50% NSXE22: fuel: 99%, pwr: -0.50% M4GT3: 8.0kg, pwr: -0.75% LGT3: fuel: 96%, 10.0kg, pwr: -0.25% CZ06: fuel: 99%, 3.0kg 992R: fuel: 97%, -5.0kg, pwr: -1.00% FMGT3: fuel: 99%, -10.0kg mins

6

Shell V-Power Motorsport Park at The Bend - GT Circuit

Oct 24 — Oct 30

70°F/21°C, All dry events, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. mins

7

Circuit of the Americas - Grand Prix

Oct 31 — Nov 6

69°F/20°C, Rain chance 32%, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. mins

8

Circuit de Spa-Francorchamps - Grand Prix Pits

Nov 7 — Nov 13

65°F/19°C, All dry events, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. mins

9

Fuji International Speedway - Grand Prix

Nov 14 — Nov 20

66°F/19°C, All dry events, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. mins

10

Misano World Circuit Marco Simoncelli - Grand Prix

Nov 21 — Nov 27

68°F/20°C, All dry events, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. mins

11

Sebring International Raceway - International

Nov 28 — Dec 4

74°F/23°C, All dry events, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. mins

12

Suzuka International Racing Course - Grand Prix

Dec 5 — Dec 11

67°F/19°C, Rain chance 29%, Rolling start, Local enforced cautions, Min 1 driver, Max 16 drivers, Drive Fair Share - Declare drivers, Qual scrutiny - Moderate. mins