| Year | Race # | Lead Driver | Start | Finish | Class | Class Rank | Car # | Team | Chassis | Engine | Tire | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 2007 | 3 | Tommy Milner | 20 | 25 | GT2 | 11 | 18 | Bell Micro Products | Porsche 997 GT3-RSR | Porsche 3.8L Flat-6 | Michelin | 1:21.749 | 11 | 0 | 0 | accident | 0 |
| 2009 | 3 | Tommy Milner | 12 | 10 | GT2 | 3 | 92 | BMW Rahal Letterman Racing | BMW M3 E92 | BMW 4.0L V8 | Dunlop | 1:21.300 | 70 | 0 | 0 | running | 13 |
| 2009 | 3 | Bill Auberlen | 13 | 16 | GT2 | 8 | 90 | BMW Rahal Letterman Racing | BMW M3 E92 | BMW 4.0L V8 | Dunlop | 1:21.382 | 67 | 0 | 0 | running | 3 |
| 2010 | 2 | Bill Auberlen | 17 | 11 | GT | 3 | 92 | BMW Rahal Letterman Racing | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 1:20.486 | 65 | 0 | 0 | running | 13 |
| 2010 | 2 | Dirk Müller | 18 | 13 | GT | 5 | 90 | BMW Rahal Letterman Racing | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 1:20.564 | 65 | 0 | 0 | running | 8 |
| 2011 | 2 | Joey Hand | 7 | 5 | GT | 1 | 56 | BMW Motorsport | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 1:19.090 | 81 | 0 | 0 | running | 20 |
| 2011 | 2 | Bill Auberlen | 9 | 13 | GT | 7 | 55 | BMW Motorsport | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 1:19.447 | 79 | 0 | 0 | running | 4 |
| 2012 | 2 | Jörg Müller | 19 | 29 | GT | 11 | 55 | BMW Team Rahal Letterman Lanigan | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | | 71 | 0 | 0 | running | 1 |
| 2012 | 2 | Joey Hand | 16 | 7 | GT | 2 | 56 | BMW Team Rahal Letterman Lanigan | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | | 84 | 0 | 0 | running | 16 |
| 2013 | 2 | Bill Auberlen | 17 | 7 | GT | 1 | 55 | BMW North America, LLC/Crowne Plaza | BMW Z4 GTE | BMW 4.4L V8 | Michelin | 1:19.063 | 78 | 0 | 0 | running | 20 |
| 2013 | 2 | Joey Hand | 20 | 9 | GT | 2 | 56 | BMW North America, LLC/Crowne Plaza | BMW Z4 GTE | BMW 4.4L V8 | Michelin | 1:19.258 | 78 | 0 | 0 | running | 16 |
