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| 4/17/2021 | Federated Auto Parts I-55 Raceway - Pevely, MO Weekly Racing DIRTcar Late Models, DIRTcar UMP Modifieds, DIRTcar Sportsmans, DIRTcar Sport Compact, B Modifieds | Results | | Trey Harris (B Modifieds) | 1st | - | - | 2nd |
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| 5/1/2021 | Federated Auto Parts I-55 Raceway - Pevely, MO Weekly Racing DIRTcar Late Models, DIRTcar UMP Modifieds, DIRTcar Sportsmans, DIRTcar Sport Compact, B Modifieds | Results | | Trey Harris (B Modifieds) | 2nd | - | - | 1st |
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| 5/7/2021 | Tri City Speedway - Granite City, IL Fast Friday Racing UMP LM, UMP Mods Twin 20's(2 Complete Features), BMods, 4-Cyl & Kids Power Wheels DIRTcar Late Models, DIRTcar UMP Modifieds, DIRTcar Sport Compact, B Modifieds | Results | | Trey Harris (B Modifieds) | 1st | - | - | 1st |
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| 5/21/2021 | Tri City Speedway - Granite City, IL 360 Sprints - Winged: ASCS National with ASCS Warrior Region DIRTcar UMP Modifieds, B Modifieds | Results | | Trey Harris (B Modifieds) | 2nd | - | - | 2nd |
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| 5/22/2021 | Federated Auto Parts I-55 Raceway - Pevely, MO Weekly Racing DIRTcar UMP Modifieds, DIRTcar Sportsmans, DIRTcar Sport Compact, B Modifieds | Results | | Trey Harris (B Modifieds) | 3rd | - | - | 7th |
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| 6/4/2021 | Tri City Speedway - Granite City, IL "4-Cyl Takeover" LM, Mods, BMods, St Stk, Wing Micros $500, 4-cyl $1000,$800,$600 + Kids Power Wheel DIRTcar Late Models, DIRTcar UMP Modifieds, DIRTcar Sport Compact, Winged Outlaw, B Modifieds, Street Stocks | Results | | Trey Harris (B Modifieds) | 2nd | - | - | 1st |
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| 6/18/2021 | Tri City Speedway - Granite City, IL UMP Summer Nationals UMP LM $10,000 with Summit Mods $1,500 & BMods $1,000 DIRTcar Late Models: DIRTcar Summer Nationals DIRTcar UMP Modifieds: DIRTcar Modified Nationals B Modifieds | Results | | Trey Harris (B Modifieds) | 1st | - | - | 3rd |
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| 6/19/2021 | Federated Auto Parts I-55 Raceway - Pevely, MO Ray Marler's Birthday Bash DIRTcar UMP Modifieds, DIRTcar Sportsmans, DIRTcar Sport Compact, B Modifieds | Results | | Trey Harris (B Modifieds) | 2nd | - | - | 3rd |
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| 7/3/2021 | Federated Auto Parts I-55 Raceway - Pevely, MO Pro 4 Challenge & UMP Pro Mods DIRTcar Sportsmans, DIRTcar Sport Compact, B Modifieds | Results | | Trey Harris (B Modifieds) | 1st | - | - | 1st |
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| 7/17/2021 | Federated Auto Parts I-55 Raceway - Pevely, MO Fan Appreciation & Kids Night DIRTcar UMP Modifieds, DIRTcar Sportsmans, DIRTcar Sport Compact, B Modifieds | Results | | Trey Harris (B Modifieds) | 4th | - | - | 4th |
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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 | | Trey Harris (B Modifieds) | 2nd | - | - | 1st |
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| 7/30/2021 | 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 | | Trey Harris (B Modifieds) | 2nd | - | - | 2nd |
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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 | | Trey Harris (B Modifieds) | 1st | - | - | 5th |
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| 8/21/2021 | Charleston Speedway - Charleston, IL WEEKLY RACING DIRTcar UMP Modifieds, Street Stocks, Dirt Late Models, Hornets, 600cc Modifieds, DIRTcar Pro Modifieds | Results | | Trey Harris (DIRTcar UMP Modifieds) | 1st | - | - | 2nd |
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| 9/17/2021 | Tri City Speedway - Granite City, IL Fan App & TDT Night UMP LM, Mods St Stk & 4-cyl with BMods, Winged Micros & Kids Power Wheels DIRTcar Late Models, DIRTcar UMP Modifieds, DIRTcar Sport Compact, Winged Outlaw, B Modifieds, Street Stocks | Results | | Trey Harris (DIRTcar UMP Modifieds) | 4th | - | - | 9th |
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| 9/18/2021 | Federated Auto Parts I-55 Raceway - Pevely, MO Pepsi Nationals DIRTcar Late Models, DIRTcar UMP Modifieds, DIRTcar Sportsmans, DIRTcar Sport Compact, B Modifieds | Results | | Trey Harris (DIRTcar UMP Modifieds) | 2nd | - | - | 10th |
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| 9/23/2021 | Tri City Speedway - Granite City, IL 17th Annual Summit Modified Mania with Twin Mod Features $2000 to win each and UMP LM $3000 to win DIRTcar Late Models, DIRTcar UMP Modifieds | Results | | Trey Harris (DIRTcar UMP Modifieds) | 3rd | - | - | - |
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| 9/24/2021 | Tri City Speedway - Granite City, IL 17th Annual Summit Modified Mania with Twin Mod Features $2000 to win each and UMP LM $3000 to win DIRTcar Late Models, DIRTcar UMP Modifieds | Results | | Trey Harris (DIRTcar UMP Modifieds) | 1st | - | - | - |
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| 9/25/2021 | Tri City Speedway - Granite City, IL 17th Annual Summit Mod Mania $5000/$500 $1K Non-Q race, LM $3000 & BMods $1000 (start 1 hr early) DIRTcar Late Models, DIRTcar UMP Modifieds, B Modifieds | Results | | Trey Harris (DIRTcar UMP Modifieds) | - | - | 6th | 20th |
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| 10/16/2021 | Tri City Speedway - Granite City, IL 2nd Annual Event Dirt Super Late Models: Lucas Oil MLRA DIRTcar UMP Modifieds, B Modifieds | Results | | Trey Harris (DIRTcar UMP Modifieds) | 4th | - | - | 7th |
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| 10/22/2021 | Tri City Speedway - Granite City, IL 7th Annual Bullet Racing Engines B-Mod Bash Twin $1500 Features, Mods, OC St Stk, OC 4-Cyl DIRTcar UMP Modifieds, DIRTcar Sport Compact, B Modifieds, Street Stocks | Results | | Trey Harris (B Modifieds) | 1st | - | - | - |
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| 10/23/2021 | Tri City Speedway - Granite City, IL 7th Annual Bullet Racing Engines BMod $3K (Non-Qual $1K) Mod, OC StStk, OC 4Cyl & Sptsman(1hr early) DIRTcar UMP Modifieds, DIRTcar Sport Compact, Sportsmans, Non-Wing Outlaw, B Modifieds, Street Stocks | Results | | Trey Harris (B Modifieds) | 1st | - | - | 1st |
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| 12/2/2021 | The Dome at America's Center - St. Louis, MO Castrol Gateway Dirt Nationals Midgets, Dirt Super Late Models, A Modifieds | Results | | Trey Harris (A Modifieds) | 3rd | - | - | 18th |
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| 12/4/2021 | The Dome at America's Center - St. Louis, MO Midgets, Dirt Super Late Models, A Modifieds | Results | | Trey Harris (A Modifieds) | - | - | 10th | - |
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