| Teams 2008 O'Reilly Auto Parts 250 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 0 | SS Green Light Racing | Wayne Edwards | Chevrolet |
| 2 | Kevin Harvick Incorporated | Jack Sprague | Chevrolet |
| 4 | Bobby Hamilton Racing | Stacy Compton | Dodge |
| 5 | Bill Davis Racing | Mike Skinner | Toyota |
| 6 | Roush Fenway Racing | Colin Braun | Ford |
| 7 | TRG Motorsports | Andy Lally | Chevrolet |
| 07 | SS Green Light Racing | Ryan Lawler | Chevrolet |
| 08 | SS Green Light Racing | Jason White | Dodge |
| 8 | MRD Motorsports | Chad McCumbee | Chevrolet |
| 9 | Germain Racing | Justin Marks | Toyota |
| 9 | Roush Fenway Racing | Bobby East | Ford |
| 10 | Circle Bar Racing | Brendan Gaughan | Ford |
| 11 | Red Horse Racing | David Starr | Toyota |
| 12 | DGM Racing | Mario Gosselin | Chevrolet |
| 13 | ThorSport Racing | Shelby Howard | Chevrolet |
| 14 | Circle Bar Racing | Rick Crawford | Ford |
| 15 | Billy Ballew Motorsports | Marc Mitchell | Toyota |
| 16 | Xpress Motorsports | Brian Scott | Chevrolet |
| 18 | Bobby Hamilton Racing | Dennis Setzer | Dodge |
| 20 | Frank Schwantz | Scott Lagasse, Jr. | Ford |
| 21 | Wood Brothers Racing | Jon Wood | Ford |
| 22 | Bill Davis Racing | Scott Speed | Toyota |
| 23 | Bill Davis Racing | Johnny Benson, Jr. | Toyota |
| 30 | Germain Racing | Todd Bodine | Toyota |
| 33 | Kevin Harvick Incorporated | Ron Hornaday, Jr. | Chevrolet |
| 40 | Key Motorsports | Chad Chaffin | Chevrolet |
| 46 | Dollar Racing | Landon Cassill | Chevrolet |
| 51 | Billy Ballew Motorsports | Shane Sieg | Toyota |
| 59 | HT Motorsports | Ted Musgrave | Toyota |
| 60 | Wyler Racing | Terry Cook | Toyota |
| 63 | MB Motorsports | Jack Smith | Ford |
| 71 | TRG Motorsports | Donny Lia | Chevrolet |
| 73 | Stratus Racing Group | Michelle Theriault | Dodge |
| 74 | Stratus Racing Group | Jennifer Jo Cobb | Dodge |
| 88 | ThorSport Racing | Matt Crafton | Chevrolet |
| 99 | Roush Fenway Racing | Erik Darnell | Ford |