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| 4/29/2018 | Slinger Super Speedway - Slinger, WI Miller Lite Spring Opener 75 Asphalt Late Models, Asphalt Super Late Models, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars, Sport Compact | Results | | Grant Griesbach (Asphalt Super Late Models) | 6th | - | - | 5th |
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| 5/6/2018 | Slinger Super Speedway - Slinger, WI Sunday Afternoon 2 pm Start Asphalt Late Models, Asphalt Super Late Models, Asphalt Mini Stocks, Sportsmans, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars | Results | | Grant Griesbach (Asphalt Super Late Models) | 3rd | - | - | 12th (DNF) |
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| 5/20/2018 | Slinger Super Speedway - Slinger, WI 26th Running of the Kulwicki Memorial Asphalt Late Models, Asphalt Super Late Models, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars, Muscle Car, Sport Compact | Results | | Grant Griesbach (Asphalt Super Late Models) | 2nd | - | - | 9th |
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| 5/27/2018 | Slinger Super Speedway - Slinger, WI Memorial Day Special with Fireworks 75 Asphalt Late Models, Asphalt Super Late Models, Sportsmans, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars | Results | | Grant Griesbach (Asphalt Super Late Models) | 5th (DNF) | - | - | 6th |
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| 6/3/2018 | Slinger Super Speedway - Slinger, WI Triple Challenge ROUND 1 Asphalt Late Models, Asphalt Super Late Models, Asphalt Mini Stocks, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars, Sport Compact | Results | | Grant Griesbach (Asphalt Super Late Models) | 5th | - | - | 7th |
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| 6/17/2018 | Slinger Super Speedway - Slinger, WI PMF Scout Night — All uniformed scouts get in FREE Asphalt Late Models, Asphalt Super Late Models, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars, Sport Compact | Results | | Grant Griesbach (Asphalt Super Late Models) | 3rd | - | - | 4th |
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| 6/24/2018 | Slinger Super Speedway - Slinger, WI Race Against Cancer Night with proceeds going to Chix 4 a cause Asphalt Super Late Models, Sportsmans, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Figure 8 Stock Cars | Results | | Grant Griesbach (Asphalt Super Late Models) | 4th | - | - | 5th |
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| 7/1/2018 | Slinger Super Speedway - Slinger, WI Oscar Mike Foundation Independence Day Celebration with FIREWORKS 75 Asphalt Late Models, Asphalt Super Late Models, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars, Muscle Car, Sport Compact | Results | | Grant Griesbach (Asphalt Super Late Models) | 5th (DNF) | - | - | 7th |
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| 7/10/2018 | Slinger Super Speedway - Slinger, WI The 39th Annual SUPERSEAL Slinger Nationals presented by Miller Lite Asphalt Late Models, Asphalt Super Late Models | Results | | Grant Griesbach (Asphalt Super Late Models) | - | - | - | 12th |
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| 7/22/2018 | Slinger Super Speedway - Slinger, WI Triple Challenge Round 2 Asphalt Late Models, Asphalt Super Late Models, Asphalt Mini Stocks, Sportsmans, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars, Muscle Car | Results | | Grant Griesbach (Asphalt Super Late Models) | 1st | - | - | 4th |
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| 7/29/2018 | Slinger Super Speedway - Slinger, WI Bike Night featuring the Wisconsin Sport Trucks Asphalt Late Models, Asphalt Super Late Models, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars, Asphalt Sport Trucks, Sport Compact | Results | | Grant Griesbach (Asphalt Super Late Models) | 6th | - | - | 3rd |
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| 8/5/2018 | Slinger Super Speedway - Slinger, WI Sunday Night Racing plus Mustang Club Asphalt Late Models, Asphalt Super Late Models, Sportsmans, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars | Results | | Grant Griesbach (Asphalt Super Late Models) | 6th | - | - | 6th |
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| 8/7/2018 | Wisconsin Int. Raceway - Kaukauna, WI Dixieland 250 Asphalt Super Late Models | Results | | Grant Griesbach (Asphalt Super Late Models) | - | - | 8th | - |
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| 8/12/2018 | Slinger Super Speedway - Slinger, WI Fan Appreciation Night Asphalt Late Models, Asphalt Super Late Models, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars, Sport Compact | Results | | Grant Griesbach (Asphalt Super Late Models) | 7th | - | - | 3rd |
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| 8/19/2018 | Slinger Super Speedway - Slinger, WI Triple Challenge Championship Asphalt Super Late Models, Sportsmans, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Figure 8 Stock Cars | Results | | Grant Griesbach (Asphalt Super Late Models) | 4th | - | - | 8th |
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| 8/26/2018 | Slinger Super Speedway - Slinger, WI Asphalt Late Models, Asphalt Super Late Models, Asphalt 4-Cylinders, Asphalt Figure 8 Stock Cars, Sport Compact | Rain Out |
| 9/9/2018 | Slinger Super Speedway - Slinger, WI Slinger Season Championships Asphalt Late Models, Asphalt Super Late Models, Asphalt Mini Stocks, Sportsmans, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Figure 8 Stock Cars, Muscle Car, Sport Compact | Results | | Grant Griesbach (Asphalt Super Late Models) | - | - | - | 2nd |
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