| 2/13/2021 | 5:00 PM (ET) | Daytona International Speedway |  |  | 35 | 34 |
| 2/20/2021 | 5:00 PM (ET) | Daytona International Speedway (Road Course) | | | 30 | 21 |
| 2/27/2021 | 4:30 PM (ET) | Homestead-Miami Speedway | |  | 26 | 28 |
| 3/6/2021 | 4:30 PM (ET) | Las Vegas Motor Speedway | | | | |
| 3/13/2021 | 5:30 PM (ET) | Phoenix Raceway | | | | |
| 3/20/2021 | 5:00 PM (ET) | Atlanta Motor Speedway | | | | |
| 4/9/2021 | 8:00 PM (ET) | Martinsville Speedway | | | | |
| 4/24/2021 | 4:00 PM (ET) | Talladega Superspeedway
| | | | |
| 5/8/2021 | 1:00 PM (ET) | Darlington Raceway | | | | |
| 5/15/2021 | 1:30 PM (ET) | Dover International Speedway | | | | |
| 5/22/2021 | 4:00 PM (ET) | Circuit of the Americas | | | | |
| 5/29/2021 | 1:00 PM (ET) | Charlotte Motor Speedway | | | | |
| 6/5/2021 | 1:00 PM (ET) | Mid-Ohio Sports Car Course | | | | |
| 6/12/2021 | 4:00 PM (ET) | Texas Motor Speedway | | | | |
| 6/19/2021 | 3:30 PM (ET) | Nashville Superspeedway | | | | |
| 6/27/2021 | 12:00 PM (ET) | Pocono Raceway | | | | |
| 7/3/2021 | 2:30 PM (ET) | Road America | | | | |
| 7/10/2021 | 3:00 PM (ET) | Atlanta Motor Speedway | | | | |
| 7/17/2021 | 3:00 PM (ET) | New Hampshire Motor Speedway | | | | |
| 8/7/2021 | 4:00 PM (ET) | Watkins Glen International | | | | |
| 8/14/2021 | 4:00 PM (ET) | Indianapolis Road Course | | | | |
| 8/21/2021 | 3:00 PM (ET) | Michigan International Speedway | | | | |
| 8/27/2021 | 7:30 PM (ET) | Daytona International Speedway | | | | |
| 9/4/2021 | 3:30 PM (ET) | Darlington Raceway | | | | |
| 9/11/2021 | 2:30 PM (ET) | Richmond Raceway | | | | |
| 9/17/2021 | 7:30 PM (ET) | Bristol Motor Speedway | | | | |
| 9/25/2021 | 7:30 PM (ET) | Las Vegas Motor Speedway | | | | |
| 10/2/2021 | 4:30 PM (ET) | Talladega Superspeedway | | | | |
| 10/9/2021 | 3:00 PM (ET) | Charlotte Motor Speedway Roval | | | | |
| 10/16/2021 | 3:00 PM (ET) | Texas Motor Speedway | | | | |
| 10/23/2021 | 3:00 PM (ET) | Kansas Speedway | | | | |
| 10/30/2021 | 6:00 PM (ET) | Martinsville Raceway | | | | |
| 11/6/2021 | 8:30 PM (ET) | Phoenix Raceway | | | | |
