| Teams 1975 Firecracker 400 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 2 | Marcis Auto Racing | Ed Negre | Dodge |
| 5 | Sisco Racing | David Sisco | Chevrolet |
| 10 | Champion Racing | Tommy Gale | Ford |
| 11 | Junior Johnson and Associates | Cale Yarborough | Chevrolet |
| 14 | Cunningham-Kelley Racing | Coo Coo Marlin | Chevrolet |
| 15 | Bud Moore Engineering | Buddy Baker | Ford |
| 16 | Team Penske | Bobby Allison | AMC Matador |
| 17 | Darrell Waltrip Motorsports | Darrell Waltrip | Chevrolet |
| 19 | Henley Gray Racing | Dick May | Chevrolet |
| 21 | Wood Brothers Racing | David Pearson | Mercury |
| 24 | Gordon Racing | Cecil Gordon | Chevrolet |
| 28 | Gilmore-Foyt Racing | A.J. Foyt | Chevrolet |
| 30 | Ballard Racing | Salt Walther | Chevrolet |
| 31 | Ranier Racing with MDM | Jim Vandiver | Dodge |
| 35 | Morris Davis | Darel Dieringer | Ford |
| 37 | Opal Voight | Bruce Jacobi | Chevrolet |
| 38 | Tom Williams | Walter Ballard | Chevrolet |
| 41 | Adcox Racing | Grant Adcox | Chevrolet |
| 43 | Petty Enterprises | Richard Petty | Dodge |
| 47 | Hill Racing | Bruce Hill | Chevrolet |
| 48 | Hylton Engineering | James Hylton | Chevrolet |
| 49 | GC Spencer Racing | G.C. Spencer | Dodge |
| 54 | Elder-Ranier Racing | Lennie Pond | Chevrolet |
| 60 | Viglione Racing | Jackie Rogers | Chevrolet |
| 61 | 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 |
| 74 | Charles Little | Randy Tissot | Chevrolet |
| 77 | Blackwell Racing | Johnny Ray | Chevrolet |
| 79 | Warren Racing | Frank Warren | Dodge |
| 83 | Norris Reed | Johnny Rutherford | Chevrolet |
| 88 | DiGard Racing | Donnie Allison | Chevrolet |
| 90 | Donlavey Racing | Dick Brooks | Ford |
| 92 | Hagan Racing | Skip Manning | Chevrolet |
| 96 | Garn Racing | Richard Childress | Chevrolet |
| 98 | Bettie Panch | Richie Panch | Chevrolet |