| Teams 1956 Grand National Race No. 21 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Tom Roady | Art Watts |  |
| 1 | Tom Roady | Clyde Palmer | |
| 5 | Al Liggons | Lyle Matlock |  |
| 6 | Oscar Maples | Harold Beal |  |
| 6 | Cos Cancilla | Don Hildreth |  |
| 11 | Curley Barker | Curley Barker |  |
| 14 | Harold McClure | Bob Keefe | |
| 15 | Curly Weida | Royce Hagerty | |
| 25 | Erick Erickson | Erick Erickson |  |
| 27 | Oscar Maples | Andy Wilson | |
| 52 | John Ross | Harold Hardesty | |
| 55 | Don Hamilton | Don Hamilton | Studebaker |
| 56 | Jim Rush | Lou Sherman | |
| 66 | Herb Eberhart | Bill Hyde | |
| 71 | Ted Sweeney | Ted Sweeney | |
| 77 | Herb Eberhart | Gordon Haines | |
| 88 | Negre Racing | Ed Negre | |
| 98 | Johnny Kieper | John Kieper | |
| 127 | Kiekhaefer Racing | Herb Thomas | Chrysler |
| 127 | Lloyd Dane | Lloyd Dane | |
