Description JD Motorsports was an American professional stock car racing team that competed in the NASCAR Xfinity Series. It was owned and operated by Johnny Davis. It last fielded the No. 4 part-time for multiple drivers. The team utilized engines from Clements Racing Engines and was one of the oldest teams in the sport, having competed in the very first official NASCAR Xfinity Series race, the 1983 Goody's 300.
The team made history by having the first female crew chief in 2008 and building the first Nationwide Series Car of Tomorrow. The team is also known for running extremely well at restrictor plate tracks. JD Motorsports entries have led laps in 5 of the last 6 races at Daytona and Talladega with Mike Wallace driving.