The 2019 Gander RV 400 was a Monster Energy NASCAR Cup Series race held on May 6, 2019, at Dover International Speedway in Dover, Delaware. Contested over 400 laps on the 1-mile (1.6 km) concrete speedway, it was the 11th race of the 2019 Monster Energy NASCAR Cup Series season. The race was postponed from Sunday, May 5 to Monday, May 6 due to rain.