IMSA GTD
North America's premier GT3 class, racing in endurance events including the Rolex 24 at Daytona and 12 Hours of Sebring.
Region
North America
Format
Endurance
Rounds
11 rounds
Manufacturers
9 brands
IMSA GTD 2026 Season
// New to IMSA GTD?
How IMSA GTD works
Race format, points system, driver categories and how to follow the season.
// 2026 Season calendar
11 roundsR1 · 21–25 Jan · Rolex 24 Hours
Daytona International Speedway
Results pending
R2 · 18–21 Mar · 12 Hours
Sebring International Raceway
Results pending
R3 · 17–18 Apr · Sprint
Streets of Long Beach
Results pending
R4 · 1–3 May · Sprint
WeatherTech Raceway Laguna Seca
Results pending
R5 · 29–30 May · Sprint
Detroit Grand Prix Street Circuit
Results pending
R6 · 25–28 Jun · 6 Hours
Watkins Glen International
Results pending
R7 · 10–12 Jul · Sprint
Canadian Tire Motorsport Park
Results pending
R8 · 30 Jul–2 Aug · 6 Hours
Road America
Results pending
R9 · 21–23 Aug · GT-Only Sprint
VIRginia International Raceway
Results pending
R10 · 18–20 Sep · Sprint
UpcomingIndianapolis Motor Speedway
USA
R11 · 30 Sep–3 Oct · Petit Le Mans
UpcomingMichelin Raceway Road Atlanta
USA
// Past champions
Russell Ward / Mikael Grenier
Winward Racing
Bill Auberlen / Robby Foley
Turner Motorsport
Ryan Hardwick / Jan Heylen / Zacharie Robichon
Wright Motorsports