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| 2/2/2021 | Volusia Speedway Park - De Leon Springs, FL 50th Annual DIRTcar Nationals - Night #1 410 Sprints - Winged, DIRTcar UMP Modifieds | Results | | Brian Ruhlman (DIRTcar UMP Modifieds) | 3rd | - | - | 17th |
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| 2/3/2021 | Volusia Speedway Park - De Leon Springs, FL DIRTcar Nationals $6,000 to win 410 Sprints - Winged: All Star Circuit of Champions DIRTcar UMP Modifieds | Results | | Brian Ruhlman (DIRTcar UMP Modifieds) | 3rd | - | - | - |
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| 2/4/2021 | Volusia Speedway Park - De Leon Springs, FL DIRTcar Nationals $6,000 to win 410 Sprints - Winged: All Star Circuit of Champions DIRTcar UMP Modifieds | Results | | Brian Ruhlman (DIRTcar UMP Modifieds) | 3rd | - | - | - |
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| 2/5/2021 | Volusia Speedway Park - De Leon Springs, FL 50th Annual DIRTcar Nationals - Night #4 (DIRTcar UMP Modifieds Gator Championship Night 1) 410 Sprints - Winged: World of Outlaws DIRTcar UMP Modifieds | Results | | Brian Ruhlman (DIRTcar UMP Modifieds) | - | - | - | - |
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| 2/7/2021 | Volusia Speedway Park - De Leon Springs, FL 50th Annual DIRTcar Nationals - Night #6 (DIRTcar UMP Modifieds Gator Championship Night 3) 410 Sprints - Winged: World of Outlaws DIRTcar UMP Modifieds | Results | | Brian Ruhlman (DIRTcar UMP Modifieds) | 6th | - | 1st | - |
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| 2/8/2021 | Volusia Speedway Park - De Leon Springs, FL 50th Annual DIRTcar Nationals - Night #7 (DIRTcar UMP Modifieds Gator Championship Night 4) DIRTcar UMP Modifieds, DIRTcar Pro Late Models | Results | | Brian Ruhlman (DIRTcar UMP Modifieds) | - | - | DNS | - |
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| 4/30/2021 | I-96 Speedway - Lake Odessa, MI Non Wing Challenge Night 2 DIRTcar Late Models, B Modifieds, Street Stocks, 410 Sprints - Non-Winged, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Brian Ruhlman (410 Sprints - Non-Winged) | 3rd | - | - | 2nd |
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| 5/8/2021 | I-96 Speedway - Lake Odessa, MI 360 Sprints - Winged: ASCS National with GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints with BOSS Buckeye Outlaw Sprint Series | Results | | Brian Ruhlman (410 Sprints - Non-Winged) | 4th | - | - | 14th |
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| 5/14/2021 | I-96 Speedway - Lake Odessa, MI Mace Thomas Classic - $8,500 to win 410 Sprints - Winged: All Star Circuit of Champions DIRTcar Late Models, Street Stocks | Results | | Brian Ruhlman (DIRTcar Late Models) | 1st | - | - | 3rd |
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| 5/21/2021 | I-96 Speedway - Lake Odessa, MI IMCA Modified Challenge Night DIRTcar Late Models, B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Brian Ruhlman (DIRTcar Late Models) | 1st | - | - | 1st |
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| 5/29/2021 | Hartford Speedway - Hartford, MI 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Hobby Stocks, Stock Cars | Results | | Brian Ruhlman (410 Sprints - Non-Winged) | 2nd | - | - | 4th |
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| 6/11/2021 | I-96 Speedway - Lake Odessa, MI Street Stock Challenge Night - $700 To Win - $125 To Start | MARFC Night DIRTcar Late Models, B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Rain Out |
| 6/12/2021 | Butler Speedway - Quincy, MI 410 Sprints - Non-Winged: Great Lakes Traditional Sprints 410 Sprints - Winged | Results | | Brian Ruhlman (410 Sprints - Non-Winged) | 3rd | - | - | 5th |
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| 6/18/2021 | I-96 Speedway - Lake Odessa, MI Sprints On Dirt / Great Lakes Traditional Sprints 410 Sprints - Winged: SOD-Sprints On Dirt (410s) 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Brian Ruhlman (410 Sprints - Non-Winged) | 4th | - | - | 4th |
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| 6/19/2021 | Silver Bullet Speedway - Owendale, MI 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Asphalt Mini Stocks, Hobby Stocks, Stock Cars, Sportsmans, Mini Wedge | Results | | Brian Ruhlman (410 Sprints - Non-Winged) | 1st | - | - | 6th |
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| 7/9/2021 | Hartford Speedway - Hartford, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Hobby Stocks, Stock Cars | Results | | Brian Ruhlman (410 Sprints - Non-Winged) | 3rd | - | - | 7th |
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| 7/10/2021 | Merritt Speedway - Merritt, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Lightning Sprints: Great Lakes Lightning Sprints DIRTcar UMP Modifieds, Hobby Stocks, B Modifieds, Mini Wedge, Mini Outlaws | Results | | Brian Ruhlman (410 Sprints - Non-Winged) | 2nd | - | - | 4th |
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| 7/17/2021 | Oakshade Raceway - Wauseon, OH Birthday Race DIRTcar Summer Nationals DIRTcar Late Models: DIRTcar Summer Nationals DIRTcar UMP Modifieds: DIRTcar Modified Nationals Factory Stocks | Results | | Brian Ruhlman (DIRTcar UMP Modifieds) | 3rd | - | - | 4th |
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| 8/6/2021 | Tri-City Motor Speedway - Auburn, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Lightning Sprints: Great Lakes Lightning Sprints | Results | | Brian Ruhlman (410 Sprints - Non-Winged) | 3rd | - | - | 1st |
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| 8/13/2021 | I-96 Speedway - Lake Odessa, MI Back To School Night - $30 For 2 Adults / 2 Kids DIRTcar Late Models, B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Brian Ruhlman (DIRTcar Late Models) | 2nd | - | - | 2nd |
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| 8/14/2021 | Oakshade Raceway - Wauseon, OH Oakshade/Attica LM Challenge DIRTcar Late Models, DIRTcar Sportsmans, Factory Stocks, Sport Compact | Results | | Brian Ruhlman (DIRTcar Late Models) | 2nd | - | - | 3rd |
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| 8/27/2021 | I-96 Speedway - Lake Odessa, MI Non Wing Challenge - Night 5 DIRTcar Late Models, B Modifieds, Street Stocks, 410 Sprints - Non-Winged, Mini Wedge, Mini Outlaws, Sport Compact | Results | | Brian Ruhlman (DIRTcar Late Models) | 6th (DNF) | - | - | 1st | | Brian Ruhlman (410 Sprints - Non-Winged) | 2nd | - | - | 3rd |
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| 9/3/2021 | I-96 Speedway - Lake Odessa, MI Great Lakes Sprint Showdown - Night 1 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Lightning Sprints: Great Lakes Lightning Sprints | Results | | Brian Ruhlman (410 Sprints - Non-Winged) | 5th | - | - | 6th |
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| 9/10/2021 | Tri-City Motor Speedway - Auburn, MI 360 Sprints - Winged: GLSS-Great Lakes Super Sprints 410 Sprints - Non-Winged: Great Lakes Traditional Sprints Lightning Sprints: Great Lakes Lightning Sprints DIRTcar UMP Modifieds, B Modifieds | Results | | Brian Ruhlman (DIRTcar UMP Modifieds) | 7th | - | - | 14th | | Brian Ruhlman (410 Sprints - Non-Winged) | 3rd | - | - | 6th |
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| 10/8/2021 | I-96 Speedway - Lake Odessa, MI Roll The Dice II - Night 1 410 Sprints - Non-Winged: Great Lakes Traditional Sprints with BOSS Buckeye Outlaw Sprint Series B Modifieds, Street Stocks, Mini Wedge, Mini Outlaws, Sport Compact | Rain Out |
| 10/9/2021 | I-96 Speedway - Lake Odessa, MI Roll The Dice II - Night 2 410 Sprints - Non-Winged: Great Lakes Traditional Sprints DIRTcar Late Models, DIRTcar UMP Modifieds, Sportsmans, B Modifieds, Mini Wedge, Mini Outlaws | Results | | Brian Ruhlman (DIRTcar Late Models) | 1st | - | - | 2nd | | Brian Ruhlman (DIRTcar UMP Modifieds) | - | - | - | - | | Brian Ruhlman (410 Sprints - Non-Winged) | - | - | - | - |
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| 10/15/2021 | Kokomo Speedway - Kokomo, IN Kokomo Klash XV 305 Sprints - Winged, Midgets, Hobby Stocks, 410 Sprints - Non-Winged | Rain Out |
| 10/16/2021 | Kokomo Speedway - Kokomo, IN Kokomo Klash XV 305 Sprints - Winged, Dirt Super Late Models, A Modifieds, Street Stocks, Hornets, Super Stocks | Results | | Brian Ruhlman (Dirt Super Late Models) | - | - | - | - | | Brian Ruhlman (A Modifieds) | - | - | - | - |
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