El Dorado SpeedwayEl Dorado Speedway is a motorsports venue in Juan Aldama, Chihuahua near the state capital of Chihuahua City. It hosted the NASCAR Mexico Series.AboutConstruction on El Dorado Speedway began in 2011 and was completed in 2012. The main layout of the speedway is a D-shaped concrete oval. The track also features a smaller oval and an infield road course, or a "roval".