|Earnhardt Jr. will be driving third-place Homestead chassis|
#3-Austin Dillon: will pilot Chassis No. 451 in the Kobalt Tools 400 at Las Vegas Motor Speedway. This is a new Chevrolet SS that will be utilized for the first time this weekend.
#4-Kevin Harvick: will pilot Chassis No. 4-843 at Las Vegas Motor Speedway in Sunday's Kobalt 400. Built new for 2014, Chassis 4-843 will see its first laps of competition this weekend.
#5-Kasey Kahne: Crew chief Kenny Francis and the No. 5 team will unload Hendrick Motorsports Chassis No. 5-829 this weekend in Vegas. This is a new car.
#10-Danica Patrick: Chassis No. 10-828 was used for the first time in November 2013 at Homestead-Miami Speedway, where Patrick started 24th and finished 20th. Patrick will also test the car at Las Vegas Thursday afternoon.
#14-Tony Stewart: Chassis No. 14-848: This is a brand new racecar that has never turned a wheel on the racetrack. It has, however, visited the wind tunnel numerous times.
#15-Clint Bowyer: Chassis No. 802 serves as the primary chassis for Bowyer at Las Vegas Motor Speedway. It is a new chassis. Chassis No. 800 serves as the back-up chassis. The chassis also is new.
#16-Greg Biffle: Primary Chassis: RK-879 Brand new chassis. Backup Chassis: RK-844 Last ran Dover - finished 9th
#17-Ricky Stenhouse Jr.: The #17 team is bringing a brand new chassis (RK- 882) for the first intermediate track of the season. The back-up chassis (RK-860) was raced mulitple times by Stenhouse last season, including Texas where he finished 16th.
#22-Joey Logano: Primary Chassis PRS-863. Last Raced: New chassis. Backup Chassis - PRS-844. Last Raced: Backup chassis at several races (never raced)
#24-Jeff Gordon: #24 crew chief Alan Gustafson has selected Hendrick Motorsports Chassis No. 24-830 for this Sunday's KOBALT 400. The only other event where Gordon drove this chassis was the 2013 season finale at Homestead. Then, he started 26th and finished 11th at the 1.5-mile track.
#27-Paul Menard: will pilot chassis No. 454 at Las Vegas Motor Speedway this weekend. This No. 27 Chevrolet SS is a new addition to the Richard Childress Racing stable for the 2014 season.
#31-Ryan Newman: will drive chassis No. 456 in Sunday's Kobalt 400 at Las Vegas Motor Speedway. This No. 31 Chevrolet SS is brand new and will take to the track for the first time on Thursday when NASCAR holds a test session at the 1.5-mile speedway.
#41-Kurt Busch: will pilot Chassis No. 845 in Sunday's Kobalt 400 at Las Vegas Motor Speedway. Built new for 2014, Chassis No. 845 will see its first laps of racing competition this weekend.
#48-Jimmie Johnson: Knaus has selected Hendrick Motorsports Chassis No. 48-824 for Las Vegas. Johnson drove this car to a sixth-place result last October at Kansas Speedway. The backup car for Vegas is Chassis No. 48-784 which Johnson raced three times in 2013, including to Victory Lane in the All-Star Race at Charlotte (N.C.) Motor Speedway.
#55-Brian Vickers: Primary 801 and backup 803. Neither chassis has raced.
#66-Jeff Burton: Primary 796 & backup 779 - Neither chassis has raced.
#88-Dale Earnhardt Jr.: This weekend, crew chief Steve Letarte and the No. 88 team will unload Hendrick Motorsports Chassis No. 88-822. Earnhardt most recently raced this car to a third-place finish at the season finale at Homestead-Miami Speedway last November.
#95-Michael McDowell: will pilot Chassis No. PRS-847 in the Kobalt 400 at Las Vegas Motor Speedway. This Ford Fusion is new to the Wally Rogers-led team.
#99-Carl Edwards: Primary chassis RK-880 is a new chassis. Backup chassis RK-861 was last used in 2013 as a backup in Homestead and as a primary in Kansas last October finishing fifth.
- compiled by Jayski.com