| Teams 2003 Winn-Dixie 200 Presented by PepsiCo |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 0 | JD Motorsports | Jason White | Chevrolet |
| 1 | Phoenix Racing | Jamie McMurray | Dodge |
| 2 | Richard Childress Racing | Ron Hornaday, Jr. | Chevrolet |
| 4 | Biagi DenBeste Racing | Mike Wallace | Chevrolet |
| 5 | Hendrick Motorsports | Brian Vickers | Chevrolet |
| 7 | Evans Motorsports | Greg Biffle | Chevrolet |
| 10 | ppc Racing | Scott Riggs | Ford |
| 12 | FitzBradshaw Racing | Tim Fedewa | Chevrolet |
| 14 | FitzBradshaw Racing | Casey Atwood | Chevrolet |
| 16 | Day Enterprise Racing | Larry Gunselman | Chevrolet |
| 18 | Joe Gibbs Racing | Coy Gibbs | Chevrolet |
| 19 | Braun Motorsports | Casey Mears | Dodge |
| 20 | Joe Gibbs Racing | Mike Bliss | Chevrolet |
| 21 | Richard Childress Racing | Kevin Harvick | Chevrolet |
| 22 | Bost Motorsports | Phil Bonifield | Chevrolet |
| 23 | Bill Davis Racing | Scott Wimmer | Chevrolet |
| 25 | Team Rensi Motorsports | Bobby Hamilton, Jr. | Ford |
| 26 | Carroll Racing | Kevin Grubb | Dodge |
| 27 | Brewco Motorsports | Joey Clanton | Pontiac |
| 37 | Brewco Motorsports | David Green | Pontiac |
| 38 | Akins Motorsports | Kasey Kahne | Ford |
| 39 | Jay Robinson Racing | Jamie Mosley | Ford |
| 43 | Baker Curb Racing | Johnny Sauter | Chevrolet |
| 44 | GIC-Mixon Motorsports | Mike Harmon | Chevrolet |
| 46 | Lewis Motorsports | Ashton Lewis | Chevrolet |
| 48 | Innovative Motorsports | Shane Hmiel | Chevrolet |
| 49 | Jay Robinson Racing | Tammy Jo Kirk | Ford |
| 52 | Jimmy Means Racing | Mike Potter | Ford |
| 57 | ppc Racing | Jason Keller | Ford |
| 59 | Frank Schwantz | Stacy Compton | Chevrolet |
| 61 | Day Enterprise Racing | Justin Ashburn | Chevrolet |
| 67 | Jason Schuler | Jason Schuler | Ford |
| 68 | Markle Motorsports | Rick Markle | Chevrolet |
| 70 | JD Motorsports | Gus Wasson | Chevrolet |
| 71 | Young Racing | Ron Young | Chevrolet |
| 72 | MacDonald Motorsports | Randy MacDonald | Chevrolet |
| 73 | Daryl Spoerl | Ron Barfield, Jr. | Ford |
| 77 | Moy Racing | Brad Teague | Ford |
| 85 | Dan Kinney | John Hayden | Chevrolet |
| 87 | Hendrick Motorsports | Kyle Busch | Chevrolet |
| 89 | Dayne Miller | Morgan Shepherd | Ford |
| 96 | Ortec Racing | Brad Loney | Chevrolet |
| 99 | Michael Waltrip Racing | Michael Waltrip | Chevrolet |