Endurance racing (motorsport) three races at least twice each. Bold on year indicate at which race the driver achieved his Triple Crown. Strong spectator figures, media interest and television coverage of endurance racing's Triple Crown events (24 Hours of Daytona, 12 Hours of Sebring, and 24 Hours of Le Mans) has led to the establishment of several endurance racing series — thereby giving teams the opportunity of running their cars in Championship events throughout the year. The FIA World Endurance Championship is an international sports car racing series organized by both the Automobile Club de l'Ouest (ACO) and the Fédération Internationale de l'Automobile
Track racing the Speedway world champion. Flat track racing, also known as dirt track racing, looks similar to Speedway racing but is quite different. Flat track motorcycles can have either two-stroke or four-stroke engines in amateur competition. Flat track bikes have front and rear suspension, and rear brakes. The brakes are what make it completely distinct from speedway, as the brakes allow for a different cornering technique. Four-stroke motorcycles dominate professional competition and depending on the venue, can be single or multi-cylinder. Racetracks vary in length from 1/4 mile (400 metres) to 1 mile (1600 metres). Successful riders will often move to