NASCAR Xfinity Series 2020 3 2020-02-29 2020-02-29 https://r2.thesportsdb.com/images/media/event/thumb/eciyag1591298248.jpg https://r2.thesportsdb.com/images/media/event/poster/u0h1dg1591217535.jpg The Production Alliance Group 300 is a 300-mile (480 km) NASCAR Xfinity Series stock car race held at Auto Club Speedway in Fontana, California. The inaugural event occurred in 1997. The race is usually scheduled in late March as the fifth event of the schedule, and as a support event for the NASCAR Cup Series' Auto Club 400. It has previously been held in October and late April or early May. Harrison Burton is the defending winner of the event, after winning it in 2020. 672236