| Teams for 1989 Mountain Dew 400 |
|---|
| Car | Team | Driver | Mfg |
|---|---|---|---|
| 2 | Parker Racing | L.D. Ottinger |  |
| 3 | Dale Earnhardt Inc. | Dale Earnhardt |  |
| 5 | Ard Motorsports | Brandon Baker |  |
| 7 | Whitaker Racing | Harry Gant | |
| 8 | FILMAR Racing | Bobby Hamilton | |
| 9 | Falcon Racing | Steve Grissom | |
| 11 | Ingram Racing | Jack Ingram | |
| 12 | Burton Autosports | Jeff Burton | |
| 22 | A.G. Dillard Motorsports | Rick Mast | |
| 25 | Moroso Performance | Rob Moroso |  |
| 32 | Isenhower Racing | Dale Jarrett | |
| 34 | Frank Cicci Racing | Jimmy Spencer | |
| 36 | Rusty Wallace Racing | Kenny Wallace | |
| 41 | Prestwood Racing | Max Prestwood | |
| 47 | Standridge Racing | Billy Standridge | |
| 49 | Ferree Racing | Ed Ferree | |
| 56 | Speedway Motorsports | Ronald Cooper | |
| 59 | Alliance Racing | Robert Pressley | |
| 62 | Linville Racing | Ed Berrier | |
| 63 | Hensley Racing | Chuck Bown | |
| 79 | K.R. Rezendes, Inc. | Dave Rezendes | |
| 96 | Mark Thomas Racing | Tom Peck | |
| 99 | J & J Racing | Tommy Ellis | |
