| Teams for 2005 O'Reilly Auto Parts 250 |
|---|
| Car | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Ultra Motorsports | Ted Musgrave |  |
| 2 | Ultra Motorsports | Jimmy Spencer | |
| 02 | Ed Sutton | Kelly Sutton |  |
| 04 | Bobby Hamilton | Bobby Hamilton | |
| 4 | Bobby Hamilton | Chris Fontaine | |
| 5 | Bill Davis | Mike Skinner |  |
| 06 | MRD Motorsports | Jimmy Kite | |
| 6 | Kevin Harvick | Ron Hornaday, Jr. | |
| 07 | Gene Christenson | Kevin Hamlin | |
| 08 | Green Light Racing | Johnny Chapman | |
| 8 | Ray Montgomery | Deborah Renshaw | |
| 10 | Greg Pollex | Terry Cook |  |
| 12 | Darrell Waltrip | Robert Huffman | |
| 13 | Duke Thorson | Tracy Hines | |
| 14 | Tom Mitchell | Rick Crawford | |
| 15 | Billy Ballew | John Andretti | |
| 16 | David Fuge | Jack Sprague | |
| 17 | Darrell Waltrip | David Reutimann | |
| 18 | Bobby Hamilton | Chase Montgomery | |
| 22 | Bill Davis | Bill Lester | |
| 23 | Bill Davis | Johnny Benson, Jr. | |
| 24 | Mighty Motorsports | Wayne Edwards | |
| 29 | Bob Keselowski | Brad Keselowski | |
| 30 | Germain Racing | Todd Bodine | |
| 38 | Red Horse Racing | Brandon Whitt | |
| 46 | Morgan-Dollar Motorsports | Dennis Setzer | |
| 50 | Jack Roush | Todd Kluever | |
| 59 | James Harris | Robert Pressley | |
| 60 | Jeff Wyler | Chad Chaffin | |
| 62 | Orleans Racing | Steve Park | |
| 63 | MB Motorsports | Justin Allgaier | |
| 65 | Glynn Motorsports | Clay Rogers | |
| 75 | Wayne Spears | David Starr | |
| 77 | Orleans Racing | Brendan Gaughan | |
| 88 | Duke Thorson | Matt Crafton | |
| 99 | Jack Roush | Ricky Craven | |
