Triple Crown of Motorsport Pablo Montoya and Fernando Alonso are the only active drivers to have won two of the three events. An alternative definition, as espoused by Triple Crown winner Graham Hill, and Jacques Villeneuve replaces the Monaco Grand Prix with the Formula One World Championship; Graham Hill is also the only driver to have accomplished this, winning the F1 Drivers' Title in 1962 and 1968. Endurance sports car racing has its own Triple Crown which features Le Mans and has added the 24 Hours of Daytona and the 12 Hours of Sebring. This crown has been won by several drivers, namely A.
Tyler Walker (racing driver) a 21st at Las Vegas Motor Speedway. Walker spent the entire year of 2004 splitting time as a full-time open-wheel sprint racer and a stock car racer. He joined the USAC Silver Crown Series for Kasey Kahne Racing owned by NASCAR driver and that year's Nextel Cup Rookie of the Year and future Allstate Insurance spokesmodel Kasey Kahne. His lone victory that season came in a Silver Crown race at Nazareth Speedway. He would also be named the Most Improved Driver out of anyone who competed in the USAC Silver Crown Series that year. Walker would slowly begin to transition