Brainerd International Raceway is a road course, and dragstrip racing complex northwest of the city of Brainerd, Minnesota. The complex has a 0.25 mi (0.40 km) dragstrip, and overlapping 2.500 mi (4.023 km) and 3.100 mi (4.989 km) road courses. The complex also includes a kart track. The raceway hosts the National Hot Rod Association's Lucas Oil Nationals. It is a popular racetrack for the Trans Am Series. The spectator seating capacity of the circuit is 20,000.