Not all teams announce their weekly race chassis'. Here is a list of those teams that do reveal the chassis in the teams race preview:
#1- Jamie McMurray - Chassis #1106: Crew Chief Kevin “Bono” Manion and the No. 1 McDonald’s team will bring Chassis #1106 to Texas Motor Speedway this weekend. This chassis has raced previously this year at Bristol, Pocono, Kentucky and Dover, with a best finish of seventh in Bristol.
#2- Brad Keselowski - The No. 2 Miller Lite Dodge Charger team will race chassis PRS-829 during Sunday’s AAA Texas 500 at Texas Motor Speedway. Keselowski last raced this chassis to a sixth-place finish at New Hampshire Motor Speedway in the second race of the Chase for the Championship in September. The featured tag line on the rear bumper of the No. 2 Miller Lite Dodge this weekend at Texas is “Proudly Brewed in Texas.”
#5- Kasey Kahne - For Sunday’s race, crew chief Kenny Francis has selected Hendrick Motorsports Chassis No. 5-739. Kahne has raced this car twice this season, notably recording a 12th-place finish at Indianapolis Motor Speedway in July.
#9- Marcos Ambrose - The No. 9 RPM team has prepared chassis No. 754 for this weekend's NASCAR Sprint Cup Series Race at Texas Motor Speedway. This Mac Tools Ford was run previously this season at Martinsville, Dover, Loudon and Chicago.
#14-Tony Stewart - Chassis No. 14-736: This car debuted in the Chase for the NASCAR Sprint Cup opener at Chicagoland Speedway in Joliet, Ill., where Stewart qualified 29th and rallied to lead three laps before finishing sixth. Chassis No. 14-736 made its second career start in October at Charlotte (N.C.) Motor Speedway, and it had to rally again. After starting 32nd, a lap-16 run-in with Brad Keselowski necessitated numerous pit stops that dropped Stewart all the way to 36th in the 43-car field. But Stewart used Chassis No. 14-736 to claw his way back to a respectable 13th -place finish. The car will make its third career start Sunday at Texas Motor Speedway in Fort Worth.
#15- Clint Bowyer - Primary chassis No. 740 is the race winning car from the Bank of America 500 at Charlotte. Backup chassis No. 716 raced earlier this season in Las Vegas, Kansas, Charlotte, Kentucky and Indianapolis. Chassis No. 716’s best finish was sixth at Las Vegas.
#16- Greg Biffle - Primary: RK-809, last ran Dover – finished 16th; Backup: RK-803, last ran Pocono – finished 15th. Chassis RK-809 is the same car that won the spring race at Texas and also won at Michigan.
#17- Matt Kenseth - Primary chassis: RK-821, last run at Charlotte.
#22- Sam Hornish Jr. - Hornish and the Penske Racing No. 22 Team will be utilizing the "PRS-821" Shell-Pennzoil Dodge Charger in this weekend's AAA Texas 500 at Texas Motor Speedway. Hornish and team last raced this chassis in the September 8 Federated Auto Parts 400 at Richmond, where they started 11th and finished 11th. This is the same car that AJ Allmendinger raced in the April 14 Samsung 500 at Texas (started 12th and finished 15th). The car was also raced again in the June 17 Quicken Loans 400 at Michigan (started 20th and finished 19th). It has been completely updated since and will be making its fourth start this weekend at TMS. The "PRS-820" will serve as the backup Shell-Pennzoil Dodge. It was last raced in the Sept. 23 race at New Hampshire (Dave Blaney qualified 10th & Hornish finished 21st).
#24- Jeff Gordon - Gordon will drive HMS chassis 24-718 at Texas. The car finished 21st at spring Kansas, seventh at spring Charlotte, sixth and 28th at Michigan and 35th at Chicago in 2012.
#27- Paul Menard - Paul Menard will pilot Chassis No. 351 from the Richard Childress Racing NASCAR Sprint Cup Series stable in this weekend’s AAA Texas 500. This Chevrolet was last raced at Kansas Speedway in October where Menard drove it to his season-best finish of third. This chassis was also utilized at Atlanta Motor Speedway in September, where Menard started 18th and finished eighth, in numerous test sessions this year and was raced last season at Texas Motor Speedway (April – started 19th/finished fifth), Kansas Speedway (June – started ninth/finished 19th) and Dover International Speedway (October – started third/ finished 16th).
#29- Kevin Harvick - Kevin Harvick will pilot Chassis No.404 from the Richard Childress Racing NASCAR Sprint Cup Series stable in the AAA Texas 500. Built new for competition in 2012, Harvick raced this Chevrolet at Charlotte Motor Speedway in October where he collected a 16th-place result after starting from the 11th position.
#31- Jeff Burton - Jeff Burton will race Chassis No. 367 from the Richard Childress Racing NASCAR Sprint Cup Series stable this weekend. This No. 31 Chevrolet has been utilized four times this season at Kansas Speedway in April (started-12th, finished-22nd), Pocono Raceway in June (started-20th, finished-15th), Michigan International Speedway in August (started-32nd, finished-19th) and Chicagoland Speedway in September (started-32nd, finished-24th).
#39- Ryan Newman - Chassis No. 39-748:This weekend, Newman will pilot Chassis No. 39-748. Its first outing came at Charlotte Motor Speedway three weeks ago, where Newman
qualified third but had to forfeit his starting spot and drop to the back of the field before the start due to an engine change. Unfortunately, he never could get the car to handle to his liking during the race and was forced to settle for a 20th -place finish.
#42- Juan Pablo Montoya - Chassis #1218. Crew Chief Chris “Shine” Heroy and the No. 42 HUGGIES team will bring Chassis #1218 to Texas Motor Speedway this weekend. This chassis has seen track time at Kansas Speedway, finishing 16th.
#43- Aric Almirola - The No. 43 team has prepared chassis No. 752 for Texas. This car has run previously this season at tracks including Atlanta, Pocono, Michigan and Charlotte.
#55- Mark Martin - PRIMARY CHASSIS #729– finished third at Dover in September. Car won pole at Dover in June, finished third at Texas and 10th at Atlanta with Martin behind wheel.
#99- Carl Edwards - The Aflac Team will be unloading chassis No.RK-820 at Texas this weekend. This car last raced at Dover in September where it finished fifth.
- Reported in Team News/Press Releases