#1- Jamie McMurray - Chassis #1208. Crew Chief Kevin “Bono” Manion and the No.1 McDonald’s team will be bringing a brand new chassis, Chassis #1208, to Las Vegas Motor Speedway this weekend.
#2- Brad Keselowski - The No. 2 Miller Lite Dodge Charger team will race chassis PRS-811 during Sunday’s Kobalt Tools 400 at Las Vegas Motor Speedway. This is a new chassis to the No. 2 fleet.
#5- Kasey Kahne - Crew chief Kenny Francis and the No. 5 Farmers Insurance team will unload Hendrick Motorsports Chassis No. 5-685. Built in July 2011, the car has been used three times and Mark Martin recorded its highest finish (17th) at Atlanta Motor Speedway in September.
#9- Marcos Ambrose - The No. 9 RPM team has prepared chassis No. 735 for this weekend’s race at Las Vegas Motor Speedway. This DEWALT Ford was previously run last season at several 1.5-mile tracks including Las Vegas.
#10- David Reutimann - Chassis No. 356 is a new chassis for TBR purchased in the off-season from Richard Childress Racing.
#14- Tony Stewart - Chassis No. 14-640: This car debuted in May 2011 at Darlington Raceway where it enjoyed a solid outing, qualifying ninth and leading six laps before finishing
seventh. It spent time in the wind tunnel afterward and made its second career start at Pocono Raceway in June. There, it qualified 15th and moved its way into the top-five by lap 124, only to be felled two laps later when Stewart reported that he had lost third gear. The balky transmission prevented Stewart from getting up to speed quickly on restarts, which conspired to leave Chassis No. 14-640 in 21st place when the checkered flag dropped. The car returned to Pocono in August where it rallied from its 28th-place starting spot and a flat left-front tire on lap 92 that at one point had Stewart a lap down to finish on the lead lap in 11th. Chassis No. 14-640 broke through in the first race of the 2011 Chase for the Sprint Cup at Chicagoland Speedway in Joliet, Ill., when it started 26th and led four times for 35 laps en route to the win. The car received a new body during the offseason and participated in a Goodyear Tire Test Feb. 7-8 at Texas Motor Speedway in Fort Worth. This weekend’s race at Las Vegas Motor Speedway marks Chassis No. 14-640’s fifth career start and first of 2012.
#15- Clint Bowyer - The No. 15 5-hour ENERGY team will race chassis No. 716 at Las Vegas. Chassis No. 716 was used in the Goodyear Tire test Feb. 7-8 at Texas Motor Speedway. Chassis No. 721 will serve as the backup. Both chassis are new in 2012
#16- Greg Biffle - No.16 Meguiar’s Ford Fusion Primary Chassis is RK-777, it last ran Texas as the No. 6 – finished 12th ; Backup: RK-803 Brand new chassis. Chassis 777 is the same chassis that earned the pole position at Indy as the No. 6 in 2011.
#17- Matt Kenseth - The #17 ZEST sponsored Ford Fusion team will race Primary Chassis: RK-741, it last run at Homestead.
#18- Kyle Busch - Chassis No. 335: This brand new chassis will make its debut in Sunday’s Kobalt Tools 400 NASCAR Sprint Cup Series race at Las Vegas Motor Speedway. Now going to a backup due to a crash in practice.
#22- A J Allmendinger - The No. 22 Penske Racing Team will be racing their "PRS-812" Pennzoil Dodge Charger in this weekend's action at Las Vegas. This is a brand new addition to the "Double Deuce" fleet. The "PRS-814" is the backup Dodge Charger for this weekend. It is a new car, also.
#27- Paul Menard - Paul Menard will pilot Chassis No. 379 from the Richard Childress Racing NASCAR Sprint Cup Series stable. This No. 27 Chevrolet Impala was a brand new addition to the RCR fleet for the 2011 season and was last seen on track at Texas Motor Speedway in November, where Menard started fourth and finished 15th. The chassis was also used in competition at Kansas Speedway in October, where the 2011 Brickyard 400 winner started sixth and finished 12th.
#29- Kevin Harvick - The No. 29 Budweiser Chevrolet team will utilize chassis No. 391 from the Richard Childress Racing stable for Sunday’s race. This is a brand new race car that will make its first laps on-track at LVMS this weekend.
#31- Jeff Burton - Jeff Burton will race chassis No. 385 from the Richard Childress Racing NASCAR Sprint Cup Series stable this weekend. This is a brand new No. 31 Chevrolet Impala that will turn its first laps during opening practice on Friday
#33- Brendan Gaughan - Brendan Gaughan will pilot Chassis No. 381 from the Richard Childress Racing NASCAR Sprint Cup Series stable. This RCR racer was revamped into a No. 33 Chevrolet during the off season. Most commonly ran as a No. 29 machine, this Chevrolet Impala earned two top-10 and five top-15 finishes in 2011 with Kevin Harvick behind the wheel at Chicagoland Speedway, Indianapolis Motor Speedway, Pocono Raceway, Michigan International Speedway and Bristol Motor Speedway. In addition, this entry raced in the 2010 Sprint All-Star Race at Charlotte Motor Speedway where Harvick started 13th and finished sixth.
#36- Dave Blaney - Blaney will drive the No. 293, which he drove to a 23rd-place finish last weekend at Phoenix International Raceway. Blaney also drove his favorite chasses five times during the 2011 season. The Harford, Ohio native’s best start with the No. 293 chassis was 22nd and best finish was 23rd. TBR purchased the chassis from Richard Childress Racing, where Jeff Burton drove the chassis prior to its debut with TBR.
#39- Ryan Newman - Chassis No. 39-686: Chassis No. 39-686 made two starts last season at intermediate racetracks during the Chase for the Sprint Cup Championship. The
chassis made its debut in the Bank of America 500 at Charlotte (N.C.) Motor Speedway in October. In that race, Newman started sixth, led six laps and finished a solid 10th . In the second start for the chassis at the AAA Texas 500 at Texas Motor Speedway in Fort Worth,
Newman recovered from a loose wheel and two laps down to finish a respectable 16th. The car has been updated for the 2012 season, and this weekend at Las Vegas will be Chassis No. 39-686’s first appearance in 2012.
#42- Juan Pablo Montoya - Chassis #1205. Chris Heroy and the No. 42 Clorox team will be bringing a brand new chassis, Chassis #1205, to Las Vegas Motor Speedway this weekend. Now going to a backup due to a crash and engine change in practice.
#43- Aric Almirola - The No. 43 RPM team has prepared chassis No. 783 for the Las Vegas Motor Speedway. This chassis has been torn down and updated and is the one the team raced at Homestead and Charlotte last fall.
#48- Jimmie Johnson - Chassis No. 659 serves as the primary for Johnson at Las Vegas. Chassis No.669 serves as the backup. Chassis #659 raced 6 times in 2011 with a best finish of 4th at Pocono in August. Now going to a backup due to a crash in practice
#51- Kurt Busch -Chassis No. 665: This weekend’s Kobalt Tools 400 will be only the second race for this chassis. The car was built by Phoenix Racing in 2011 and competed during the June race at Michigan International Speedway in Brooklyn, where driver Landon Cassill scored a 12th-place finish after starting 12th.
#55- Mark Martin - Mark Martin will drive chassis #720 at Vegas, this is a a brand new car. His backup car #708 raced in Texas & Homestead as the No. 00 in 2011.
#88- Dale Earnhardt Jr - Crew chief Steve Letarte and the No. 88 team will unload Hendrick Motorsports Chassis No. 88-668. Earnhardt most recently raced this car to an 11th–place finish in the 2011 season finale at Homestead-Miami Speedway last November.
#99- Carl Edwards - The No. 99 will have an Aflac paint scheme at Vegas. The No. 99 crew will unload RK-739 which last raced at Homestead where Edwards led the most laps and finished second.
- Reported in Team News/Press Releases