2015 SpongeBob SquarePants 400

The 2015 SpongeBob SquarePants 400 was a NASCAR Sprint Cup Series race held on May 9, 2015, ending shortly after midnight on May 10, 2015, at Kansas Speedway in Kansas City, Kansas. Contested over 267 laps on the 1.5 mile (2.4 km) asphalt speedway, it was the 11th race of the 2015 NASCAR Sprint Cup season. Jimmie Johnson won the race, his third of the season. Kevin Harvick finished second. Dale Earnhardt Jr. finished third. Jeff Gordon and Joey Logano rounded out the top five.

Joey Logano won the pole for the race. He led 29 laps on his way to a fifth-place finish. Martin Truex Jr. led 95 laps in the first of four straight races in which he led the most laps on his way to a ninth-place finish. The race had 16 lead changes among ten different drivers, as well as nine caution flag periods for 49 laps. There was one red flag period for two hours, 16 minutes and 30 seconds for heavy rain.

This was the 73rd career victory for Jimmie Johnson, third at Kansas Speedway and sixth at the track for Hendrick Motorsports. This win moved Johnson up to third in the points standings. Chevrolet left Kansas with a 44-point lead over Ford in the manufacturer standings.

The SpongeBob SquarePants 400 was carried by Fox Sports on the cable/satellite Fox Sports 1 network for the American television audience. The radio broadcast for the race was carried by the Motor Racing Network and Sirius XM NASCAR Radio.

Kansas Speedway is a 1.5-mile (2.4 km) tri-oval race track in Kansas City, Kansas. It was built in 2001 and it currently hosts two annual NASCAR race weekends. The Verizon IndyCar Series also raced at here until 2011. The speedway is owned and operated by the International Speedway Corporation.

Kevin Harvick entered Kansas with a 40-point lead over Martin Truex Jr. after a fourth-place finish at Talladega. Jimmie Johnson entered 52 back following a runner-up finish the week before at Talladega. Joey Logano entered 59 back. Dale Earnhardt Jr. entered 75 back after winning the previous week at Talladega.

The entry list for the SpongeBob SquarePants 400 was released on Monday, May 4 at 2:52 p.m. Eastern time. Forty-four cars were entered for the race. Erik Jones, who drove in relief of Denny Hamlin at the 2015 Food City 500 at Bristol Motor Speedway, made his official Sprint Cup Series debut in the No. 18 Joe Gibbs Racing Toyota. Joey Gase returned to the No. 32 Go FAS Racing Ford after Bobby Labonte drove it the previous race at Talladega Superspeedway. Ty Dillon made his first Cup start since the 2015 Daytona 500 in the No. 33 Hillman-Circle Sport LLC Chevrolet. Brett Moffitt returned to the No. 34 Front Row Motorsports Ford that he drove in Las Vegas and Phoenix. David Ragan moved to the No. 55 Michael Waltrip Racing Toyota after driving the No. 18 Toyota the last nine races.

Kevin Harvick was the fastest in the first practice session with a time of 28.306 and a speed of 190.772 mph (307.018 km/h).