| Teams 1975 Gwyn Staley 400 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Canavan Racing | Earle Canavan | Plymouth |
| 5 | Castle Racing | Neil Castles | Dodge |
| 5 | Sisco Racing | David Sisco | Chevrolet |
| 8 | Negre Racing | Ed Negre | Dodge |
| 10 | Champion Racing | Ricky Rudd | Ford |
| 11 | Junior Johnson and Associates | Cale Yarborough | Chevrolet |
| 15 | Bud Moore Engineering | Buddy Baker | Ford |
| 17 | Darrell Waltrip Motorsports | Darrell Waltrip | Chevrolet |
| 20 | Newsom Racing | Rick Newsom | Ford |
| 23 | Robertson Racing | Charlie Griffin | Dodge |
| 24 | Gordon Racing | Cecil Gordon | Chevrolet |
| 25 | Robertson Racing | Jabe Thomas | Chevrolet |
| 30 | Ballard Racing | Walter Ballard | Chevrolet |
| 43 | Petty Enterprises | Richard Petty | Dodge |
| 46 | Tiller Racing | Travis Tiller | Dodge |
| 47 | Hill Racing | Bruce Hill | Chevrolet |
| 48 | Hylton Engineering | James Hylton | Chevrolet |
| 54 | Elder-Ranier Racing | Lennie Pond | Chevrolet |
| 60 | Viglione Racing | Joe Mihalic | Chevrolet |
| 64 | Langley Racing | Elmo Langley | Ford |
| 65 | Richard Mummert | Carl Adams | Ford |
| 67 | Arrington Racing | Buddy Arrington | Plymouth |
| 70 | McDuffie Racing | J.D. McDuffie | Chevrolet |
| 71 | K&K Racing | Dave Marcis | Dodge |
| 72 | DeWitt Racing | Benny Parsons | Chevrolet |
| 79 | Warren Racing | Frank Warren | Dodge |
| 90 | Donlavey Racing | Dick Brooks | Ford |
| 96 | Garn Racing | Richard Childress | Chevrolet |