| Teams 2009 O'Reilly Auto Parts 250 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Red Horse Racing | Johnny Benson, Jr. | Toyota |
| 4 | Kevin Harvick Incorporated | Ricky Carmichael | Chevrolet |
| 5 | Randy Moss Motorsports | Mike Skinner | Toyota |
| 6 | Roush Fenway Racing | Colin Braun | Ford |
| 07 | SS Green Light Racing | Chad McCumbee | Chevrolet |
| 7 | TRG Motorsports | Frank Deiny, Jr. | Chevrolet |
| 8 | MRD Motorsports | Dennis Setzer | Chevrolet |
| 08 | SS Green Light Racing | Butch Miller | Chevrolet |
| 10 | Circle Bar Racing | James Buescher | Ford |
| 11 | Red Horse Racing | T.J. Bell | Toyota |
| 13 | ThorSport Racing | Johnny Sauter | Chevrolet |
| 14 | Circle Bar Racing | Rick Crawford | Ford |
| 15 | Billy Ballew Motorsports | Shane Sieg | Toyota |
| 16 | Xpress Motorsports | Brian Scott | Toyota |
| 17 | Red Horse Racing | Timothy Peters | Toyota |
| 21 | Gunbroker Racing | Chris Fontaine | Dodge |
| 22 | Gunbroker Racing | Chris Jones | Dodge |
| 23 | Gunbroker Racing | Jason White | Dodge |
| 24 | HT Motorsports | David Starr | Toyota |
| 25 | HT Motorsports | Terry Cook | Toyota |
| 30 | Germain Racing | Todd Bodine | Toyota |
| 33 | Kevin Harvick Incorporated | Ron Hornaday, Jr. | Chevrolet |
| 47 | Fast Track Racing | Marc Mitchell | Chevrolet |
| 48 | Fast Track Racing | Brandon Knupp | Chevrolet |
| 51 | Billy Ballew Motorsports | Brian Ickler | Toyota |
| 57 | Norm Benning Racing | Norm Benning | Chevrolet |
| 60 | Wyler Racing | Stacy Compton | Toyota |
| 63 | MB Motorsports | Ben Stancill | Ford |
| 65 | Tagsby Racing | J.J. Yeley | Chevrolet |
| 73 | Stratus Racing Group | Jennifer Jo Cobb | Dodge |
| 76 | Ray Hackett Racing | Ryan Hackett | Ford |
| 81 | Randy Moss Motorsports | Tayler Malsam | Toyota |
| 85 | Brent Raymer Racing | Brent Raymer | Ford |
| 88 | ThorSport Racing | Matt Crafton | Chevrolet |
| 90 | Stringer Motorsports | Gabi DiCarlo | Toyota |