A race car taking a corner at Sebring International Raceway
Sebring, Florida

12 HOURS OFSEBRING

America's Oldest Sports Car Race — Where concrete runways, legendary bumps, and 70+ years of history create the ultimate test.

6.019 km
Circuit Length
12 Hours
Race Duration
1952
First Race
17
Corners
Est. 1952

The History of Sebring

Over 70 years of American endurance racing heritage

The 12 Hours of Sebring is America's oldest sports car race, first held in 1952 on the runways of Hendricks Army Airfield—a World War II training base that gave the circuit its unique character.

The concrete runways and connecting roads create a surface unlike any other in motorsport. The infamous bumps punish cars and drivers alike, making mechanical reliability as important as outright speed.

Sebring was part of the original World Sports Car Championship and has hosted the world's best drivers for over seven decades. Names like Fangio, Moss, Hill, Andretti, and Haywood have all conquered this demanding circuit.

Today, Sebring hosts both the IMSA WeatherTech SportsCar Championship and the FIA World Endurance Championship, making it one of the few circuits to feature both series in the same weekend.

The race finishes at night under the lights, with the famous sunset stint creating some of the most dramatic moments in endurance racing.

WWII AIRFIELD

Converted to racing in 1950

Concrete runways • Legendary bumps

72
Years of Racing

Legendary Moments

The races that defined Sebring

1952

The First 12 Hours

The inaugural 12 Hours of Sebring takes place on the converted WWII airfield. Harry Grey wins in a Frazer Nash, beginning America's oldest sports car race.

1959

Stirling Moss Dominates

Stirling Moss and co-driver Ivor Bueb win in an Aston Martin DBR1, averaging over 86 mph on the rough concrete surface.

1965

Ford's First Major Win

The Ford GT40 scores its first major endurance victory, foreshadowing the Le Mans dominance to come. Ken Miles and Lloyd Ruby take the checkered flag.

1972

Ferrari 312 PB Perfection

Mario Andretti and Jacky Ickx win in a Ferrari 312 PB, setting records that stood for decades. The race showcases prototype racing at its finest.

2012

WEC Returns

The FIA World Endurance Championship returns to Sebring, elevating the race to international prominence once again.

2023

Porsche's Hypercar Debut

Porsche scores their first hypercar win with the 963 at Sebring, beginning a new era of prototype racing at the legendary circuit.

Sebring Champions

The legends who conquered the bumps

Hurley Haywood

5 Wins

🇺🇸 USA

1973, 1975, 1977, 1979, 1981

Hans Herrmann

3 Wins

🇩🇪 Germany

1960, 1968, 1970

Mario Andretti

3 Wins

🇺🇸 USA

1967, 1970, 1972

Phil Hill

3 Wins

🇺🇸 USA

1958, 1959, 1961

Porsche

18 Wins

🇩🇪 Germany

Most successful manufacturer

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