| series | Champcar complete |
| race | Trenton III |
| year | 1975 |
| team | car | entry | driver | start | finish | chassis | engine | laps led | * | |
| Patrick | 20 | Sinmast | Gordon Johncock | | 3 | 1 | Wildcat Mk.I [1] | DGS | 33 | |
| AJ Foyt | 14 | Gilmore Racing | AJ Foyt | | 1 | 2 | Coyote IV [73-2] | Foyt V8 tc | 33 | |
| McLaren | 2 | Gatorade | Johnny Rutherford | | 2 | 3 | McLaren M16C/D [C-5] | Offy Drake tc | 33 | |
| O'Connell | 12 | Sugaripe Prune | Al Unser | | 6 | 4 | Eagle 72 [7207] | Offy Drake tc | ||
| Patrick | 40 | Sinmast | Wally Dallenbach | | 4 | 5 | Wildcat Mk.I [2] | DGS | 1 | |
| Lindsey Hopkins | 15 | Silver Floss Sauerkraut | Roger McCluskey | | 13 | 6 | Riley Rocket [1] | Offy Drake tc | ||
| Morales | 78 | Alex Foods | Jimmy Caruthers | | 7 | 7 | Eagle 72 [7226] | Offy 159 tc | ||
| Automotive Technology Inc | 89 | Automotive Technology Inc. | John Martin | | 12 | 8 | McLaren M16B [B-3] | Offy 159 tc | ||
| Vatis Enterprises | 93 | Ayr-Way/WNAP | Johnny Parsons Jr | | 9 | 9 | Eagle 72 [7228] | Offy 159 tc | ||
| Gehlhausen | 38 | Holiday Inn Racers | Spike Gehlhausen | | 14 | 10 | Kingfish 72 [5] | Offy 159 tc | ||
| Dick Simon | 44 | Bruce Cogle Ford | Dick Simon | | 11 | 11 | Eagle 72 [7212] | Foyt V8 tc | ||
| Hoffman | 59 | American Financial | Larry Cannon | | 16 | 12 | Eagle 70 [803] | Offy 159 tc | ||
| Penske | 68 | Norton Spirit | Tom Sneva | | 5 | 13 | McLaren M16C/D [C-1] | Offy Drake tc | ||
| Loquasto Racing | 86 | Frostie Root Beer | Al Loquasto | | 10 | 14 | McLaren M16C [A-1] | Offy Drake tc | ||
| Leader Card | 10 | Lodestar | Steve Krisiloff | | 8 | 15 | Eagle 72 [7221] | Offy Drake tc | ||
| Robert W. LaWarre | 22 | Precision Metalcraft | John Hubbard | | 18 | 16 | Eagle 68 [406] | Chevy 331 V8 | ||
| Tom Frantz | 96 | Tom Frantz Racing | Tom Frantz | | 17 | 17 | Peat-Lola T150 [1] | Chevy 355 V8 | ||
| Dayton-Walther | 77 | Dayton-Walther | Salt Walther | | 15 | 18 | McLaren M16C/D [C/D-6] | Offy Drake tc | ||
| Fletcher | 11 | Cobre Tire | Pancho Carter | | DNS | Eagle 74 | Offy Drake tc | |||
| Penske | 66 | Norton Spirit | Tom Sneva | | DNS | McLaren M16C/D [C-4] | Offy Drake tc |
