NASCAR Cup Series at Dover Motor Speedway

Autotrader EchoPark Automotive 400
NASCAR Cup Series
Venue	Dover Motor Speedway
Location	Dover, Delaware, United States
Corporate sponsor	EchoPark Automotive
First race	1969
Distance	400 miles (643.738 km)
Laps	400 ; Stages 1/2: 120 each ; Final stage: 160
Previous names	Mason-Dixon 300 (1969–1970) ; Mason-Dixon 500 (1971–1983) ; Budweiser 500 (1984–1994) ; Miller Genuine Draft 500 (1995) ; Miller 500 (1996–1997) ; MBNA Platinum 400 (1998–2002) ; MBNA Armed Forces Family 400 (2003) ; MBNA America 400 "A Salute To Heroes" (2004) ; MBNA RacePoints 400 (2005) ; Neighborhood Excellence 400 (2006) ; Autism Speaks 400 presented by Visa (2007) ; Best Buy 400 benefiting Student Clubs for Autism Speaks (2008) ; Autism Speaks 400 presented by Heluva Good! (2009) ; Autism Speaks 400 presented by Hershey's Milk & Milkshakes (2010) ; FedEx 400 benefiting Autism Speaks (2011–2015) ; AAA 400 Drive for Autism (2016–2018) ; Gander RV 400 (2019) ; Drydene 311 (2020) ; Drydene 400 (2021) ; DuraMAX Drydene 400 (2022); Würth 400 (2023–2024); Former second race: Delaware 500 (1971–1978, 1984–1988); CRC Chemicals 500 (1979–1982); Budweiser 500 (1983); Peak Performance 500 (1989); Peak AntiFreeze 500 (1990–1992); SplitFire Spark Plug 500 (1993–1994); MBNA 500 (1995–1996); MBNA 400 (1997); MBNA Gold 400 (1998–1999); MBNA.com 400 (2000); MBNA Cal Ripken Jr. 400 (2001); MBNA All-American Heroes 400 (2002); MBNA America 400 (2003–2004); MBNA NASCAR RacePoints 400 (2005); Dover 400 (2006); Dodge Dealers 400 (2007); Camping World RV 400 (2008); AAA 400 (2009–2015); Citizen Soldier 400 (2016); Apache Warrior 400 (2017); Gander Outdoors 400 (2018); Drydene 400 (2019); Drydene 311 (2020); ;
Most wins (driver)	Jimmie Johnson (11)
Most wins (team)	Hendrick Motorsports (22)
Most wins (manufacturer)	Chevrolet (43)
Circuit information
Surface	Concrete
Length	1 mi (1.6 km)
Turns	4

The Autotrader EchoPark Automotive 400 is a NASCAR Cup Series race held at Dover Motor Speedway since 1969. The race is currently held as a 400 lap, 400 mile (643.738 km) race.

From 1971 through 2020, a second Cup race was held at Dover in the fall.