The 2017 Monster Energy NASCAR Cup Series was the 69th season of professional stock car racing in the United States, and the 46th modern-era Cup series season. The season began at Daytona International Speedway with the Advance Auto Parts Clash, the Can-Am Duel qualifying races and the 59th running of the Daytona 500. The season ended with the Ford EcoBoost 400 at Homestead-Miami Speedway. Jimmie Johnson entered the season as the defending champion, having won his record-tying seventh Cup championship that he shares with Richard Petty and Dale Earnhardt. Martin Truex Jr. of Furniture Row Racing won the championship, his first in the series. Toyota won the Manufacturers' Championship for the second year in a row.

Erik Benjamin Jones is an American professional stock car racing driver. He competes full-time in the NASCAR Cup Series, driving the No. 43 Toyota Camry XSE for Legacy Motor Club. His nicknames are EJ, his initials, and That Jones Boy, given to him by announcer Ken Squier. Until 2021, Jones had spent his entire NASCAR and ARCA career with Toyota, and while in their driver development program, he won the 2015 NASCAR Camping World Truck Series championship. He would return to Toyota's NASCAR program in 2023 when Legacy Motor Club would switch their manufactural allegiance to them.