2023 Monster Energy AMA Supercross Championship
Detroit Schedule
March 18, 2023
| Local Time () | Track Time (EDT) | ||
| Saturday | |||
| 1:05pm | 1:05pm | 250SX East Group C Qualifying 1 |   |
| 1:20pm | 1:20pm | 250SX East Group B Qualifying 1 | |
| 1:35pm | 1:35pm | 250SX East Group A Qualifying 1 | |
| 1:50pm | 1:50pm | 450SX Group A Qualifying 1 | |
| 2:05pm | 2:05pm | 450SX Group B Qualifying 1 | |
| 3:20pm | 3:20pm | 250SX East Group C Qualifying 2 | |
| 3:35pm | 3:35pm | 250SX East Group B Qualifying 2 | |
| 3:50pm | 3:50pm | 250SX East Group A Qualifying 2 | |
| 4:05pm | 4:05pm | 450SX Group A Qualifying 2 | |
| 4:20pm | 4:20pm | 450SX Group B Qualifying 2 | |
| 7:06pm | 7:06pm | 250SX East Heat 1 | |
| 7:20pm | 7:20pm | 250SX East Heat 2 | |
| 7:34pm | 7:34pm | 450SX Heat 1 | |
| 7:48pm | 7:48pm | 450SX Heat 2 | |
| 8:22pm | 8:22pm | 250SX East Last Chance Qualifier | |
| 8:34pm | 8:34pm | 450SX Last Chance Qualifier | |
| 8:54pm | 8:54pm | 250SX East Main Event | |
| 9:28pm | 9:28pm | 450SX Main Event | |
