| Teams for 1973 American 500 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 0 | Bond Racing | Eddie Bond |  |
| 2 | Penske Racing | Dave Marcis | AMC Matador |
| 4 | J. Marvin Mills | John Sears | |
| 05 | McGee Racing | David Sisco |  |
| 06 | Castles Racing | Neil Castles | |
| 7 | Dalton Racing | Dean Dalton |  |
| 8 | Negre Racing | Ed Negre | |
| 09 | Elliott Racing | Jody Ridley |  |
| 10 | Champion Racing | Bill Champion | |
| 11 | Howard & Egerton Racing | Cale Yarborough | |
| 12 | Bobby Allison Motorsports | Bobby Allison | |
| 14 | Cunningham-Kelley Racing | Coo Coo Marlin | |
| 15 | Bud Moore Engineering | Darrell Waltrip | |
| 18 | Frasson Racing | Joe Frasson | |
| 19 | Henley Gray Racing | Henley Gray | |
| 21 | Wood Brothers Racing | David Pearson | |
| 24 | Gordon Racing | Cecil Gordon | |
| 25 | Robertson Racing | Jabe Thomas | |
| 28 | Ellington Racing | Gordon Johncock | |
| 30 | Ballard Racing | Walter Ballard | |
| 31 | O.L. Nixon Racing | Jim Vandiver | |
| 32 | Dick Brooks Racing | Dick Brooks | |
| 38 | Gordon Van Liew | Tony Bettenhausen, Jr. | |
| 40 | Ulrich Racing | Frank Warren | |
| 43 | Petty Enterprises | Richard Petty | |
| 44 | Brown Racing | Richard D. Brown | |
| 48 | Hylton Engineering | James Hylton | |
| 49 | GC Spencer Racing | G.C. Spencer | |
| 54 | Elder-Ranier Racing | Lennie Pond | |
| 61 | B & B Racing | Johnny Rutherford | |
| 64 | Langley Racing | Elmo Langley | |
| 67 | Arrington Racing | Buddy Arrington |  |
| 70 | McDuffie Racing | J.D. McDuffie | |
| 71 | K&K Racing | Buddy Baker | |
| 72 | DeWitt Racing | Benny Parsons | |
| 77 | Charlie Roberts | Charlie Roberts | |
| 79 | Warren Racing | Paul Tyler | |
| 88 | DiGard Racing | Donnie Allison | |
| 89 | Hopper-Crews Racing | Johnny Barnes | |
| 90 | Donlavey Racing | Charlie Glotzbach | |
| 96 | Garn Racing | Richard Childress | |
| 98 | Donlavey Racing | Richie Panch | |
