| | Heat | Dash | B Feature | A Feature |
|---|
|
|---|
| 5/9/2021 | Huset's Speedway - Brandon, SD Mothers Day Opener- Rosenbauer America Night 410 Sprints - Winged, Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 6th | - | - | 11th |
|
| 5/15/2021 | I-90 Speedway - Hartford, SD Northern Outlaw Sprint Association + Paramount Racing 410 Sprints - Winged: Northern Outlaw Sprint Association 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 7th | - | 9th | - |
|
| 5/16/2021 | Huset's Speedway - Brandon, SD NOSA Sprint Cars- 410 Sprints - Winged: Northern Outlaw Sprint Association Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 7th | - | - | 10th |
|
| 5/22/2021 | I-90 Speedway - Hartford, SD Paramount Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 8th | - | 12th (DNF) | - |
|
| 5/23/2021 | Huset's Speedway - Brandon, SD Growmark FS - Night 410 Sprints - Winged, Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 2nd | - | - | 13th |
|
| 5/30/2021 | Huset's Speedway - Brandon, SD NOSA Sprint Cars- Frankman Motors Night 410 Sprints - Winged: Northern Outlaw Sprint Association Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 6th | - | - | 13th |
|
| 6/4/2021 | Rapid Speedway - Rock Rapids, IA Mark Lloyd Memorial DIRTcar Late Models, DIRTcar Sportsmans, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars | Results | | Jeff Wittrock (DIRTcar Late Models) | 6th | - | - | 8th |
|
| 6/5/2021 | I-90 Speedway - Hartford, SD CCL Labels Night: Paramount Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 5th (DNF) | - | DNS | - |
|
| 6/6/2021 | Huset's Speedway - Brandon, SD I-29 RV SuperCenter - Night 410 Sprints - Winged, Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 3rd | - | - | 9th |
|
| 6/12/2021 | I-90 Speedway - Hartford, SD MSTS at I-90 Speedway with Power Series 360 Sprints - Winged: Midwest Sprint Touring Series with Midwest Power Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 6th | - | 6th | - |
|
| 6/13/2021 | Huset's Speedway - Brandon, SD NOSA Sprint Cars - Seal Pros Night 410 Sprints - Winged: Northern Outlaw Sprint Association Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 6th | - | - | 11th |
|
| 6/19/2021 | I-90 Speedway - Hartford, SD Precision Drywall presents: Hartford Night w/ Paramount Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 7th (DNF) | - | - | 16th |
|
| 6/20/2021 | Huset's Speedway - Brandon, SD Royal River Casino Night - $6,000 to Win 410 Sprints - Winged, Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 3rd | - | - | 10th |
|
| 7/3/2021 | I-90 Speedway - Hartford, SD MSTS at I-90 Speedway 360 Sprints - Winged: Midwest Sprint Touring Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 5th | - | - | 11th |
|
| 7/10/2021 | I-90 Speedway - Hartford, SD Paramount Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 2nd | - | - | 13th |
|
| 7/11/2021 | Huset's Speedway - Brandon, SD NOSA Sprint Cars - Big Frig Night 410 Sprints - Winged: Northern Outlaw Sprint Association Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 8th (DNF) | - | - | 12th (DNF) |
|
| 7/17/2021 | I-90 Speedway - Hartford, SD MSTS at I-90 Speedway 360 Sprints - Winged: Midwest Sprint Touring Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 1st | - | - | 17th (DNF) |
|
| 7/18/2021 | Huset's Speedway - Brandon, SD Hall of Fame Night - Presented by Spartan ER 410 Sprints - Winged, Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 2nd | - | - | 13th |
|
| 7/24/2021 | I-90 Speedway - Hartford, SD Dirt Late Models: Tri-State Late Models 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 7th | - | 4th | 16th |
|
| 7/25/2021 | Huset's Speedway - Brandon, SD Nordstrom's Automotive Night 410 Sprints - Winged, Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 3rd | - | - | 12th |
|
| 7/31/2021 | I-90 Speedway - Hartford, SD Chuck Zitterich Memorial at I-90 Speedway with Power Series 360 Sprints - Winged: Midwest Sprint Touring Series with Midwest Power Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 6th (DNF) | - | 4th | 14th |
|
| 8/1/2021 | Huset's Speedway - Brandon, SD Bull Haulers Brawl - Presented by Folkens Brothers Trucking - Gates Open 4:30 PM - Racing 8:00 PM 410 Sprints - Winged, Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 5th | - | - | 9th |
|
| 8/7/2021 | I-90 Speedway - Hartford, SD Paramount Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 5th | - | - | 15th |
|
| 8/14/2021 | I-90 Speedway - Hartford, SD Hartford Vet Clinic presents: Pitstop Challenge & Paramount Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | - | - | - | - |
|
| 8/21/2021 | I-90 Speedway - Hartford, SD LMSS Legends & Paramount Racing Series 305 Sprints - Winged, Street Stocks, Masters Legends, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 4th | - | - | 12th |
|
| 8/22/2021 | Huset's Speedway - Brandon, SD World of Outlaws Sprint Car Series- Pioneer BIN BUSTER BASH 410 Sprints - Winged: World of Outlaws Street Stocks | Results | | Jeff Wittrock (Street Stocks) | 4th | - | - | 15th |
|
| 8/29/2021 | Huset's Speedway - Brandon, SD NOSA Sprint Cars- Ace Ready Mix/ Myrl & Roy's Paving Night 410 Sprints - Winged: Northern Outlaw Sprint Association Street Stocks, IMCA RaceSaver Sprint Car | Results | | Jeff Wittrock (Street Stocks) | 4th | - | - | 13th |
|
| 9/4/2021 | I-90 Speedway - Hartford, SD Dirt Late Models: Tri-State Late Models Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 5th | - | 11th (DNF) | - |
|
| 9/11/2021 | I-90 Speedway - Hartford, SD Paramount Racing Series Championship 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Jeff Wittrock (USRA B-Mods) | 6th | - | 7th (DNF) | - |
|
| 9/24/2021 | Huset's Speedway - Brandon, SD C & B Operations Cheater's Night / Tri-State Late Models Dirt Late Models: Tri-State Late Models Hobby Stocks, B Modifieds, Street Stocks | Results | | Jeff Wittrock (B Modifieds) | 4th | - | - | 6th |
|