Joe Gibbs Racing has partnered with both Stanley and DeWalt to sponsor Carl Edwards and Matt Kenseth next season.
Nationwide will be the primary sponsor for Dale Earnhardt Jr. starting next season under an expanded agreement with Hendrick Motorsports.
The IndyCar series has committed to an April 12 race date for next season's inaugural Indy Grand Prix of Louisiana.
Darlington Raceway will return to its traditional Labor Day weekend date next season in one of the few significant changes to NASCAR's 2015 Sprint Cup Series schedule.
Roush Fenway Racing has landed Ortho as a sponsor for "roughly half" of Greg Biffle's races next season.
Max Verstappen is set to become the youngest ever driver in Formula One after Toro Rosso announced that the 16-year-old Dutchman will join the team next season.
Ernie Cope will crew chief Chase Elliott next season at JR Motorsports.
Greg Ives will return to Hendrick Motorsports next season as crew chief for Dale Earnhardt Jr.
Fan Force United says it has signed Stefan Wilson and will try to run a full IndyCar schedule with the British driver next season.
Former Daytona 500 winner Trevor Bayne will race Roush-Fenway Racing's No. 6 car fulltime in Sprint Cup next season.
NASCAR owner Gene Haas says he has been granted a license from Formula One's governing body to start what he hopes will be a U.S.-based entry in the global series.
Formula One commercial chief Bernie Ecclestone says a U.S. backed team headed by Gene Haas is among two new teams the sport is likely to admit next season.
Brazilian officials have announced the return of IndyCar to the country next season, saying Friday that a race will held in the capital of Brasilia.
The late Dale Earnhardt's famed No. 3 will be back on track in the elite Sprint Cup Series next season with Austin Dillon using the number.
Phoenix Racing has named Steve Addington as competition director of the team recently purchased by Harry Scott Jr.
Andretti Autosport will add Carlos Munoz to its IndyCar lineup next season.