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| 4/29/2023 | Gravity Park Speedway - Chilton, WI I.O.D.A Off road Trucks Trophy Truck: International Offroad Drivers Association Formula 1, Class 10, Class 8, Protruck, Score Lite, Class 5, Jeepspeed, Class 9, Class 11, Sportsman Truck, Super Truck, Quad Super Mini, UTV 4x4 Pro, UTV 4x4 A, UTV 4x4 B, UTV 4x4 C, UTV XC1 Pro, UTV SSXC, UTV Sportsman | Results | | MILAN MAZANEC (Score Lite) | - | - | - | - | | MILAN MAZANEC (Sportsman Truck) | - | - | - | 2nd |
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| 4/30/2023 | Gravity Park Speedway - Chilton, WI I.O.D.A Off road Trucks Jeepspeed, Sportsman Truck, UTV 4x4 Pro, UTV 4x4 A, UTV Sportsman | Results | | MILAN MAZANEC (Sportsman Truck) | - | - | - | 1st |
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| 5/13/2023 | Gravity Park Speedway - Chilton, WI I.O.D.A Off road Trucks Formula 1, Class 10, Class 8, Protruck, Score Lite, Jeepspeed, Class 9, Class 11, Sportsman Truck, Super Truck, Quad Super Mini, UTV 4x4 Pro, UTV 4x4 A, UTV 4x4 B, UTV 4x4 C, UTV XC1 Pro, UTV SSXC, UTV Sportsman | Results | | MILAN MAZANEC (Formula 1) | - | - | - | 4th (DNF) | | MILAN MAZANEC (Score Lite) | - | - | - | - |
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| 5/14/2023 | Gravity Park Speedway - Chilton, WI I.O.D.A Off road Trucks Formula 1, Jeepspeed, Sportsman Truck, UTV 4x4 Pro, UTV 4x4 A, UTV Sportsman | Results | | MILAN MAZANEC (Formula 1) | - | - | - | DNS |
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| 6/3/2023 | Gravity Park Speedway - Chilton, WI I.O.D.A Off road Trucks Formula 1, Jeepspeed, Class 9, Sportsman Truck, UTV 4x4 B, UTV Sportsman | Results | | MILAN MAZANEC (Formula 1) | - | - | - | 1st | | MILAN MAZANEC (Score Lite) | - | - | - | - |
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| 6/4/2023 | Gravity Park Speedway - Chilton, WI I.O.D.A Off road Trucks Formula 1, Class 8, Score Lite, Jeepspeed, Sportsman Truck, UTV 4x4 B, UTV Sportsman | Results | | MILAN MAZANEC (Score Lite) | - | - | - | 2nd (DNF) |
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| 9/23/2023 | Gravity Park Speedway - Chilton, WI I.O.D.A Off road Trucks Formula 1, Trophy Truck, Class 8, Score Lite, Jeepspeed, Sportsman Truck, Super Truck, UTV 4x4 Pro, UTV 4x4 A, UTV 4x4 C, UTV Sportsman | Results | | MILAN MAZANEC (Score Lite) | - | - | - | 1st |
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| 9/24/2023 | Gravity Park Speedway - Chilton, WI I.O.D.A Off road Trucks Formula 1, Trophy Truck, Class 8, Score Lite, Jeepspeed, Sportsman Truck, Super Truck, UTV 4x4 Pro, UTV 4x4 A, UTV 4x4 C, UTV Sportsman | Results | | MILAN MAZANEC (Score Lite) | - | - | - | 1st |
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| 10/14/2023 | Gravity Park Speedway - Chilton, WI I.O.D.A Off road Trucks Formula 1, Trophy Truck, Class 8, Score Lite, Jeepspeed, Class 11, Sportsman Truck, Super Truck, UTV 4x4 Pro, UTV 4x4 A, UTV 4x4 C, UTV Sportsman | Results | | MILAN MAZANEC (Score Lite) | - | - | - | 1st |
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| 10/15/2023 | Gravity Park Speedway - Chilton, WI I.O.D.A Off road Trucks Formula 1, Trophy Truck, Class 10, Class 8, Score Lite, Jeepspeed, Sportsman Truck, Super Truck, UTV 4x4 Pro, UTV 4x4 A, UTV 4x4 C, UTV Sportsman | Results | | MILAN MAZANEC (Score Lite) | - | - | - | 1st |
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