| 1st | 9 | Scott Sharp / David Brabham | Acura ARX-01b | Patron Highcroft Racing | 1:13.4830 | 163.2052 |
| 2nd | 66 | Simon Pagenaud / Gil de Ferran | Acura ARX-01b | de Ferran Motorsports | 1:13.6600 | 162.8141 |
| 3rd | 15 | Adrian Fernandez / Luis Diaz | Acura ARX-01b | Lowe's Fernandez Racing | 1:14.3800 | 161.2370 |
| 4th | 26 | James Rossiter / Franck Montagny | Acura ARX-01b | Andretti Green Racing | 1:14.4460 | 161.0937 |
| 5th | 7 | Romain Dumas / Timo Bernhard | Porsche RS Spyder | Penske Racing | 1:14.5980 | 160.7654 |
| 6th | 6 | Ryan Briscoe / Patrick Long | Porsche RS Spyder | Penske Racing | 1:15.4760 | 158.8954 |
| 7th | 2 | Lucas Luhr | Audi R10 TDI | Audi Sport North America | 1:15.8790 | 158.0521 |
| 8th | 1 | Emanuele Pirro / Marcel Fässler | Audi R10 TDI | Audi Sport North America | 1:15.9230 | 157.9603 |
| 9th | 20 | Marino Franchitti / Butch Leitzinger | Porsche RS Spyder | Dyson Racing Team | 1:16.5540 | 156.6584 |
| 10th | 8 | Ben Devlin / Gerardo Bonilla | Lola B07/46 Mazda | B-K Motorsports | 1:16.7420 | 156.2754 |
| 11th | 37 | Jon Field / Clint Field / Richard Berry | Lola B06/10 AER | Intersport Racing | 1:23.3070 | 143.9590 |
| 12th | 3 | Jan Magnussen / Johnny O'Connell | Chevrolet Corvette C6.R | Corvette Racing | 1:24.4770 | 141.9651 |
| 13th | 45 | Wolf Henzler / Jörg Bergmeister | Porsche 997 GT3 RSR | Flying Lizard Motorsports | 1:24.9410 | 141.1894 |
| 14th | 62 | Jaime Melo / Mika Salo | Ferrari F430 GTC | Risi Competizione | 1:24.9780 | 141.1282 |
| 15th | 71 | Dominik Farnbacher / Dirk Müller | Ferrari F430 GTC | Tafel Racing | 1:25.2700 | 140.6454 |
| 16th | 4 | Oliver Gavin / Olivier Beretta | Chevrolet Corvette C6.R | Corvette Racing | 1:25.5010 | 140.2656 |
| 17th | 46 | Patrick Pilet / Johannes Van Overbeek | Porsche 997 GT3 RSR | Flying Lizard Motorsports | 1:25.7700 | 139.8262 |
| 18th | 61 | Harrison Brix / Rob Bell | Ferrari F430 GTC | Risi Competizione | 1:26.6270 | 138.4422 |
| 19th | 008 | Chapman Ducote / Terry Borcheller | Aston Martin DBR9 | Bell Motorsports | 1:26.6760 | 138.3633 |
| 20th | 21 | Tommy Milner / Tom Sutherland | Panoz Esperante GTLM Ford | Panoz Team PTG | 1:27.2320 | 137.4814 |
| 21st | 44 | Martin Ragginger / Lonnie Pechnik | Porsche 997 GT3 RSR | Flying Lizard Motorsports 44 | 1:27.4440 | 137.1483 |
| 22nd | 007 | Paul Drayson | Aston Martin V8 Vantage GT2 | Drayson-Barwell | 1:27.9610 | 136.3420 |
| 23rd | 18 | Marc Basseng / Nicky Pastorelli | Porsche 997 GT3 RSR | VICI Racing | 1:28.0750 | 136.1666 |
| 24th | 73 | Jim Tafel / Alex Figge | Ferrari F430 GTC | Tafel Racing | 1:30.6940 | 132.2334 |
| 25th | 40 | David Murry / David Robertson / Andrea Robertson | Ford GT-R | Robertson Racing | 1:31.0130 | 131.7699 |
| 26th | 16 | Guy Smith / Chris Dyson | Porsche RS Spyder | Dyson Racing Team | 1:14.2090 | 161.6087 |
| 27th | 54 | Tim Pappas | Ford GT-R | Black Swan Racing | 1:29.3910 | 134.1613 |
| 28th | 11 | Joel Feinberg / Chris Hall | Dodge Viper Competition Coupe | Primetime Race Group | | |