The 2007 NASCAR Busch Series was the 26th season of the NASCAR Busch Series, the second-tier professional stock car racing series sanctioned by NASCAR in the United States. It began on February 17 with the Orbitz 300 at Daytona International Speedway and concluded on November 17 with the Ford 300 at Homestead-Miami Speedway. Carl Edwards clinched the series championship on November 3 during the O'Reilly Challenge with 2 races remaining. The 2007 season was the final season of the series under Anheuser-Busch's sponsorship. In 2008, the Busch Series became the Nationwide Series sponsored by insurance company Nationwide Insurance with a $70 million contract for 7 years.

Richard Childress Racing (RCR) is an American professional stock car racing team that currently competes in the NASCAR Cup Series and the NASCAR Xfinity Series. The team is based in Welcome, North Carolina, and is owned and operated by Richard Childress. In the Cup Series, the team currently fields three Chevrolet Camaro ZL1 teams: the No. 3 full-time for Austin Dillon, the No. 8 full-time for Kyle Busch, and the No. 33 part-time for Austin Hill and Will Brown. In the Xfinity Series, the team currently fields two Chevrolet Camaro teams: the No. 2 full-time for Jesse Love and the No. 21 full-time for Austin Hill. RCR has had at least one car successfully qualify for every Cup race since 1972, the longest such active streak, and is known for the longstanding use of the number 3 on its primary race car.