SEBRING 12 HOURS SERIES AFFILIATION
2018 IMSA WeatherTech SportsCar
2244
Championship / Patrón NAEC
2017 IMSA WeatherTech SportsCar
Championship / Patrón NAEC
2016 IMSA WeatherTech SportsCar
Championship / Patrón NAEC
2015 TUDOR United SportsCar
Championship / Patrón NAEC
2014 TUDOR United SportsCar
Championship / Patrón NAEC
2013 American Le Mans Series
2012 American Le Mans Series/FIA
World Endurance Championship
2011 American Le Mans Series/
Intercontinental Le Mans Cup
2010 American Le Mans Series
2009 American Le Mans Series
2008 American Le Mans Series
2007 American Le Mans Series
2006 American Le Mans Series
2005 American Le Mans Series
2004 American Le Mans Series
2003 American Le Mans Series
2002 American Le Mans Series
2001 American Le Mans Series
2000 American Le Mans Series
1999 American Le Mans Series
1998
Championship
1997
Championship
1996
Championship
1995
Championship
1994
Championship
1993 Camel GT Series
1992 Camel GT Series
1991 Camel GT Series
1990 Camel GT Series
1989 Camel GT Series
1988 Camel GT Series
1987 Camel GT Series
1986 Camel GT Series
1985 Camel GT Series
1984 Camel GT Series
1983 Camel GT Series
1982 Camel GT Series
1981 Camel GT Series/FIA World
Challenge for Endurance Drivers
1980 Camel GT Series/World
Challenge for Endurance Drivers
1979 Winston GT Series/ World
Challenge for Endurance Drivers
1978 Camel GT Series/ World
Challenge for Endurance Drivers
1977 Camel GT Series
1976 Camel GT Series
1975 Camel GT Series
1973 Camel GT Series
1972 FIA World Championship
1971 FIA World Championship
1970 FIA World Championship
1969 FIA World Championship
1968 FIA World Championship/SCCA
Trans-Am
1967 FIA World Championship
1966 FIA World Championship
1965 FIA World Championship
1964 FIA World Championship
1963 FIA World Championship
1962 FIA World Championship
1961 FIA World Championship
1960 FIA World Championship
1959 FIA World Championship
1958 FIA World Championship
1957 FIA World Championship
1956 FIA World Championship
1955 FIA World Championship
1954 FIA World Championship
1953 FIA World Championship
1952 American Automobile
Association