| Teams 2004 Sam's Town 250 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 00 | Haas CNC Racing | Blake Feese | Chevrolet |
| 1 | Phoenix Racing | Reed Sorenson | Dodge |
| 2 | Richard Childress Racing | Ron Hornaday, Jr. | Chevrolet |
| 2 | Bryant Stith | Garrett Liberty | Chevrolet |
| 4 | Jerry McClure | Eric McClure | Chevrolet |
| 4 | Biagi DenBeste Racing | Mike Wallace | Ford |
| 5 | Hendrick Motorsports | Kyle Busch | Chevrolet |
| 6 | Tommy Baldwin Racing | Bill Elliott | Dodge |
| 8 | Chance 2 Motorsports | Martin Truex, Jr. | Chevrolet |
| 10 | JD Motorsports | Gus Wasson | Chevrolet |
| 12 | FitzBradshaw Racing | Tim Fedewa | Chevrolet |
| 14 | FitzBradshaw Racing | Dave Blaney | Chevrolet |
| 16 | Day Enterprise Racing | John Hayden | Chevrolet |
| 20 | Joe Gibbs Racing | Mike Bliss | Chevrolet |
| 21 | Richard Childress Racing | Clint Bowyer | Chevrolet |
| 22 | ppc Racing | Jason Keller | Ford |
| 23 | Bill Davis Racing | Kenny Wallace | Chevrolet |
| 24 | GIC-Mixon Motorsports | Steve Grissom | Chevrolet |
| 25 | Team Rensi Motorsports | Mike McLaughlin | Ford |
| 27 | Brewco Motorsports | Johnny Sauter | Pontiac |
| 35 | Team Rensi Motorsports | Shelby Howard | Ford |
| 37 | Brewco Motorsports | David Green | Pontiac |
| 38 | Akins Motorsports | Tyler Walker | Dodge |
| 43 | Baker Curb Racing | Aaron Fike | Dodge |
| 46 | Lewis Motorsports | Ashton Lewis | Chevrolet |
| 47 | Frank Schwantz | Robert Pressley | Ford |
| 49 | Jay Robinson Racing | Derrike Cope | Ford |
| 56 | Mac Hill Motorsports | Tim Sauter | Chevrolet |
| 58 | Stringer Motorsports | Brent Sherman | Dodge |
| 59 | Frank Schwantz | Stacy Compton | Ford |
| 60 | Roush Racing | Greg Biffle | Ford |
| 72 | MacDonald Motorsports | John Graham | Chevrolet |
| 87 | NEMCO Motorsports | Todd Szegedy | Chevrolet |
| 88 | NEMCO Motorsports | Jeff Fuller | Chevrolet |
| 91 | Stanton Barrett Motorsports | Stanton Barrett | Pontiac |
| 99 | Michael Waltrip Racing | Michael Waltrip | Chevrolet |
| 111 | Dale Earnhardt Inc. | Paul Menard | Chevrolet |
| 126 | Keith Coleman Racing | Mark Green | Chevrolet |
| 127 | Charles Long | Jamey Caudill | Ford |
| 127 | Braun Motorsports | David Stremme | Dodge |
| 127 | Osterlander Racing | Mike Harmon | Pontiac |
| 127 | DCT Motorsports | Travis Geisler | Chevrolet |
| 127 | R/T Racing | Travis Kittleson | Chevrolet |