| | Heat | Dash | B Feature | A Feature |
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| 5/15/2021 | Federated Auto Parts I-55 Raceway - Pevely, MO Weekly Racing DIRTcar Late Models, DIRTcar UMP Modifieds, DIRTcar Sportsmans, DIRTcar Sport Compact, B Modifieds | Results | | Don Grimm (DIRTcar UMP Modifieds) | 1st | - | - | 8th |
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| 5/29/2021 | Federated Auto Parts I-55 Raceway - Pevely, MO Weekly Racing DIRTcar Late Models, DIRTcar UMP Modifieds, DIRTcar Sportsmans, DIRTcar Sport Compact, B Modifieds | Results | | Don Grimm (DIRTcar UMP Modifieds) | 5th | - | - | 10th |
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| 7/23/2021 | Tri City Speedway - Granite City, IL "Russ Wallace Memorial" Summer Nationals Race #2 UMP LM $10,000,UMP Mod $1,500 & BMods $1,000 DIRTcar Late Models: DIRTcar Summer Nationals DIRTcar UMP Modifieds: DIRTcar Modified Nationals B Modifieds | Results | | Don Grimm (DIRTcar UMP Modifieds) | 8th | - | 5th | - |
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| 7/24/2021 | Highland Speedway - Highland, IL Spectator Race DIRTcar UMP Modifieds, Winged Outlaw, B Modifieds, Street Stocks | Results | | Don Grimm (DIRTcar UMP Modifieds) | 4th | - | - | 15th |
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| 8/6/2021 | Tri City Speedway - Granite City, IL Fast Friday Racing UMP LM, UMP Mods, BMods, UMP St Stk, & UMP 4-Cyl DIRTcar Late Models, DIRTcar UMP Modifieds, DIRTcar Sport Compact, B Modifieds, Street Stocks | Results | | Don Grimm (DIRTcar UMP Modifieds) | 7th | - | 4th | 12th |
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| 8/14/2021 | Federated Auto Parts I-55 Raceway - Pevely, MO DIRTcar Summer Nationals DIRTcar Late Models: DIRTcar Summer Nationals DIRTcar UMP Modifieds: DIRTcar Modified Nationals B Modifieds | Results | | Don Grimm (DIRTcar UMP Modifieds) | 7th | - | 3rd | 19th |
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