#2- Brad Keselowski - The primary chassis for the Coca Cola 600 at Charlotte is PRS-843, which last raced at Auto Club Speedway and finished 23rd. The backup chassis is PRS-847 which has never been raced but has been a backup at several races.
#5- Kasey Kahne - Crew chief Kenny Francis will unload Hendrick Motorsports Chassis No. 5-793 for Sunday’s 600-mile event at Charlotte. Kahne drove this car to a second-place finish at Kansas Speedway in April.
#10-Danica Patrick - The GoDaddy Primary Chassis No. 10-794 is a new car that has not been on-track previously. It was tested in the wind tunnel May 1.
#14-Tony Stewart - Chassis No. 14-735: This car debuted in the 2012 Brickyard 400 at Indianapolis Motor Speedway where Stewart qualified 28th and rallied to score a top-10 finish. Chassis No. 14-735 made its second career start in October 2012 at Kansas Speedway in Kansas City. It was impressive as Stewart used it to overcome a 33rd-place starting spot, a botched pit stop, an incident with Jeff Burton and a lap-166 spin to finish fifth. The car made its third career start in the 2012 season finale at Homestead-Miami Speedway. There, it rallied to a top-20 finish after starting 35th and dealing with handling issues throughout the 267-lap race. Stewart’s milestone 500th career Sprint Cup start also came at Homestead in Chassis No. 14-735. This weekend’s Coca-Cola 600 will mark the car’s fourth career start and first of 2013.
#15- Clint Bowyer - The No. 15 5-hour ENERGY Toyota Primary chassis No. 773 finished 18th in the Sprint All-Star Race. Backup chassis No. 724 served backup duty at Las Vegas, Fontana, Texas, Kansas, Darlington and the Sprint All-Star Race, but has yet to see the track this season.
#16- Greg Biffle - The No. 16 Fastenal Ford Fusion Primary Chassis, RK-849 was brand new when it hit the track in Texas and went on to earn Biffle’s one top-five finish so far this season. The teams Backup Chassis, RK-803 Last ran Bristol – finished 11th. The No. 16 is part of a three-car tribute with the No. 17 and No. 99 to honor military service men and women this Memorial Day weekend.
#17- Ricky Stenhouse Jr - The No. 17 Fastenal Ford Fusion primary chassis RK-827 is the same chassis that the No.17 team ran in Texas cutting a left rear tire early in the race resulting in a 40th-place finish. The backup Chassis RK-791 was a chassis that the No. 99 ran numerous times in 2012.
#22- Joey Logano - The primary chassis for the Coca Cola 600 race at Charlotte is PRS-854 which is a brand new chassis. Backup Chassis is PRS-844, which has been a backup in a few races, but has not raced.
#24- Jeff Gordon - Gordon will race Hendrick Motorsports chassis No. 24-785 in the Coca Cola 600. The car finished 11th at Fontana earlier this year.
#31- Jeff Burton - This Weekend's Cheerios Chevrolet at Charlotte Motor Speedway ... Jeff Burton will race chassis No. 372 this weekend at Charlotte Motor Speedway in the Coca-Cola 600. This No. 31 Chevrolet was utilized earlier this season at Bristol Motor Speedway.
#43- Aric Almirola - The No. 43 U.S. Air Force Ford Fusion team has prepared chassis No. 848 for the Coca-Cola 600. Almirola drove the chassis at Kansas Speedway in April where he started eighth and finished sixth.
#48- Jimmie Johnson - Johnson and the #48 team will race HMS chassis No. 799, a new chassis, for the Coca Cola 600 at Charlotte. Chassis No. 720 serves as the backup.
#88- Dale Earnhardt Jr - This weekend at Charlotte, crew chief Steve Letarte and the No. 88 crew will unload Hendrick Motorsports Chassis No. 88-726. Earnhardt most recently raced this chassis in April at Texas Motor Speedway, where he was the second-fastest Chevrolet SS to qualify. He started the event sixth.
#99- Carl Edwards - The No. 99 Fastenal Blue Team will roll out primary chassis RK 821 which ran last weekend at the All- Star race, where Edwards started from the pole. The Back Up Chassis: RK 826 was the backup at Texas. Fastenal returns to the track with a three car lineup, sponsoring the No. 16, 17 and 99 Ford’s in a special patriotic paint scheme, known as the Fastenal Tribute Cars.