American Pro racing activities can be traced to as far back as 1900s when bicycle racing was very common. City streets in the US later became the venues for auto racing that had started to take root. The first pro racing on US streets attracted professional racing drivers and teams from a number of European countries. As popularity of motor racing increased, there was need to have purpose-built oval tracks, which have become venues for American Pro racing in the US. Different types of American Pro motor racing are to be found in the US today.
After its evolvement from 1940s, stock car racing has become a very popular activity in the US. Although the cars used are similar to regular cars, they have enhanced capabilities such as maximum top speeds of 200 miles per hour and engines capable of producing 800 horsepower. There are over 100 racing tracks where such stock car racing championships as Sprint Cup, Camping World Truck Series and Nationwide Series are held. All the championships are sanctioned by NASCAR.
American Pro open Wheel Racing is the other type of motorsport in the US. Held on an annual basis Memorial Day weekend since 1911, the race takes place at the Indianapolis Motor Speedway with capacity to host 250,000 seated fans. The cars used in the race have exposed wheels without any fenders. The races are sanctioned by IndyCar Series.
Sprint car racing has become a very popular motor racing activity in the US. The races are organized as national touring series. A good example of this is the World of Outlaws that goes around the nation with cars racing on dirt tracks. Participating cars are required slide around oval courses while doing 100 miles per hour. To prevent car flips, participating cars are required to have large wings that also help with providing the necessary down force.
Drag racing is the other popular racing activity in the US that attracts both American Pro racing drivers and from other countries. Unlike the other types of racing, drag racing is on a straight racing track and participation pits two drivers with similar cars racing to the finish line. Participating cars are usually fast cars that can do over 300 miles per hour. The driver who crosses the finish line is declared the winner. All drag races in the US are sanctioned by NHRA.