| Teams 2021 Corn Belt 150 Presented by Premier Chevy Dealers |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | TRICON Garage | Hailie Deegan | Ford |
| 2 | GMS Racing | Sheldon Creed | Chevrolet |
| 02 | Youngs Motorsports | Chris Windom | Chevrolet |
| 3 | Jordan Anderson Racing | Parker Price-Miller | Chevrolet |
| 4 | Kyle Busch Motorsports | John H. Nemechek | Toyota |
| 04 | Roper Racing | Chase Briscoe | Ford |
| 6 | Norm Benning Racing | Norm Benning | Chevrolet |
| 9 | CR7 Motorsports | Codie Rohrbaugh | Chevrolet |
| 10 | Jennifer Jo Cobb Racing | Jennifer Jo Cobb | Chevrolet |
| 12 | Youngs Motorsports | Tate Fogleman | Chevrolet |
| 13 | ThorSport Racing | Johnny Sauter | Toyota |
| 15 | TRICON Garage | Tanner Gray | Ford |
| 16 | Hattori Racing Enterprises | Austin Hill | Toyota |
| 17 | TRICON Garage | Donny Schatz | Ford |
| 18 | Kyle Busch Motorsports | Chandler Smith | Toyota |
| 19 | McAnally Hilgemann Racing | Derek Kraus | Toyota |
| 20 | Youngs Motorsports | Kyle Strickler | Chevrolet |
| 21 | GMS Racing | Zane Smith | Chevrolet |
| 22 | AM Racing | Austin Wayne Self | Chevrolet |
| 23 | GMS Racing | Chase Purdy | Chevrolet |
| 24 | GMS Racing | Jack Wood | Chevrolet |
| 25 | Rackley W.A.R. | Josh Berry | Chevrolet |
| 26 | GMS Racing | Tyler Ankrum | Chevrolet |
| 30 | On Point Motorsports | Danny Bohn | Toyota |
| 33 | Team Reaume | Devon Rouse | Chevrolet |
| 34 | Team Reaume | Jake Griffin | Chevrolet |
| 37 | AM Racing | Brett Moffitt | Chevrolet |
| 38 | Front Row Motorsports | Todd Gilliland | Ford |
| 40 | Niece Motorsports | Ryan Truex | Chevrolet |
| 41 | Cram Racing Enterprises | Cody Erickson | Chevrolet |
| 42 | Niece Motorsports | Carson Hocevar | Chevrolet |
| 44 | Niece Motorsports | Morgan Alexander | Chevrolet |
| 45 | Niece Motorsports | Jett Noland | Chevrolet |
| 49 | CMI Motorsports | Andrew Gordon | Ford |
| 51 | Kyle Busch Motorsports | Brian Brown | Toyota |
| 52 | Halmar Friesen Racing | Stewart Friesen | Toyota |
| 62 | Halmar Friesen Racing | Jessica Friesen | Toyota |
| 88 | ThorSport Racing | Matt Crafton | Toyota |
| 98 | ThorSport Racing | Grant Enfinger | Toyota |
| 99 | ThorSport Racing | Ben Rhodes | Toyota |