Würth 400
The Würth 400 is a 400-mile NASCAR Cup Series stock car race held annually at Dover Motor Speedway in Dover, Delaware in the spring. Wikipedia
Corporate sponsor: Würth
First race: 1969
Laps: 400; Stages 1/2: 120 each; Final stage: 160
Length: 1 mi (1.6 km)
Location: Dover, Delaware, United States
Most wins (driver): Jimmie Johnson (6)
Most wins (manufacturer): Chevrolet (22)