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iR
iRacing Calendar
2026 Season 4

IMSA Vintage Series

Sports Car
12 weeks
Week 6 active
Car: Nissan GTP ZX-T, Audi 90 GTO
Drops: 4
Class D 4.0 --> Pro/WC 4.0Races every 2 hours on the hour

Season Timeline

Week 1Week 12

Full Schedule

1

Canadian Tire Motorsports Park

Sep 15 — Sep 2140 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%

2

Summit Point Raceway - Summit Point Raceway

Sep 22 — Sep 2840 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%

3

Qualcomm Circuit (Naval Base Coronado)

Sep 29 — Oct 540 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%

4

Indianapolis Motor Speedway - Road Course

Oct 6 — Oct 1260 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%

5

Snetterton Circuit - 200

Oct 13 — Oct 1940 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%

6

Sebring International Raceway - International

Oct 20 — Oct 2640 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%

7

Sandown International Motor Raceway

Oct 27 — Nov 240 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%

8

Daytona International Speedway - Road Course

Nov 3 — Nov 940 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%

9

Suzuka International Racing Course - Grand Prix

Nov 10 — Nov 1640 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%

10

Road America - Full Course

Nov 17 — Nov 2360 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%

11

Circuit Zolder - Grand Prix

Nov 24 — Nov 3040 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%

12

Autodromo Internazionale del Mugello - Grand Prix

Dec 1 — Dec 740 min

Rain possible, Grid by class, Rolling start, Local enforced cautions, Qual scrutiny - Moderate. A90: fuel: 85%