| Year | Race # | Lead Driver | Start | Finish | Class | Class Rank | Car # | Team | Chassis | Engine | Tire | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 2007 | 8 | Tommy Milner | 21 | 16 | GT2 | 2 | 18 | Bell Micro Products | Porsche 997 GT3-RSR | Porsche 3.8L Flat-6 | Michelin | 1:21.036 | 87 | 0 | 0 | running | 19 |
| 2009 | 7 | Bill Auberlen | 9 | 9 | GT2 | 1 | 90 | BMW Rahal Letterman Racing | BMW M3 E92 | BMW 4.0L V8 | Dunlop | 2:06.950 | 69 | 0 | 0 | running | 20 |
| 2009 | 7 | Tommy Milner | 10 | 10 | GT2 | 2 | 92 | BMW Rahal Letterman Racing | BMW M3 E92 | BMW 4.0L V8 | Dunlop | 2:07.073 | 68 | 0 | 0 | running | 16 |
| 2010 | 7 | Joey Hand | 14 | 7 | GT | 1 | 90 | BMW Rahal Letterman Racing | BMW M3 GT2 | BMW 4.0L V8 (E85 Ethanol) | Dunlop | 2:07.222 | 66 | 0 | 0 | running | 20 |
| 2010 | 7 | Bill Auberlen | 18 | 30 | GT | 13 | 92 | BMW Rahal Letterman Racing | BMW M3 GT2 | BMW 4.0L V8 (E85 Ethanol) | Dunlop | 2:07.716 | 8 | 0 | 0 | accident | 0 |
| 2011 | 6 | Bill Auberlen | 16 | 11 | GT | 2 | 55 | BMW Motorsport | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 2:06.245 | 101 | 0 | 0 | running | 21 |
| 2011 | 6 | Joey Hand | 13 | 12 | GT | 3 | 56 | BMW Motorsport | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 2:05.447 | 101 | 0 | 0 | running | 18 |
| 2012 | 7 | Jörg Müller | 16 | 13 | GT | 1 | 55 | BMW Team Rahal Letterman Lanigan | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 2:04.913 | 97 | 0 | 0 | running | 22 |
| 2012 | 7 | Joey Hand | 19 | 23 | GT | 10 | 56 | BMW Team Rahal Letterman Lanigan | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 2:05.098 | 95 | 0 | 0 | not running | 3 |
| 2013 | 6 | Bill Auberlen | 19 | 20 | GT | 7 | 55 | BMW North America, LLC/Crowne Plaza | BMW Z4 GTE | BMW 4.4L V8 | Michelin | 2:04.609 | 65 | 0 | 0 | running | 4 |
| 2013 | 6 | Dirk Müller | 21 | 21 | GT | 8 | 56 | BMW North America, LLC/Crowne Plaza | BMW Z4 GTE | BMW 4.4L V8 | Michelin | 2:04.630 | 65 | 0 | 0 | running | 3 |
