First Union 400

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First Union 400

NASCAR Winston Cup Series
Venue	North Wilkesboro Speedway, Wilkes County, North Carolina
Corporate sponsor	First Union
First race	1951
Last race	1996
Distance	250 miles (402.3 km)
Laps	400
Previous names	Wilkes County 150 (1951) Wilkes County 200 (1952–1953) Wilkes County 160 (1954–1958) Gwyn Staley 160 (1959–1960) Gwyn Staley 400 (1961–1978) Northwestern Bank 400 (1979–1985) First Union 400 (1986–1996)

The First Union 400 was a NASCAR Winston Cup Series stock car race held annually from 1951 to 1996 at the North Wilkesboro Speedway in Wilkes County, North Carolina. It was the first of two Winston Cup Series races held annually (with the autumn's Tyson Holly Farms 400) at North Wilkesboro Speedway before the track was abandoned in 1996.^[1] The race was normally held in late March or early April.