| 1st | 58 | Law / Donohue / Rice / Garcia | Riley Mk XI Porsche | Brumos Racing | 735 | 24:00:26.465 | 175.4088 | | 1st | DP | 1:41.5830 | 180 |
| 2nd | 01 | Pruett / Rojas / Montoya | Riley Mk XX Lexus | Chip Ganassi Racing with Felix Sabates | 735 | 24:00:26.632 | 175.4040 | | 2nd | DP | 1:42.1230 | 519 |
| 3rd | 59 | France / Barbosa / Borcheller / Haywood | Riley Mk XI Porsche | Brumos Racing | 735 | 24:00:31.969 | 175.3944 | | 3rd | DP | 1:41.8550 | 257 |
| 4th | 10 | Taylor / Lamy / Angelelli / Frisselle | Dallara DP01 Ford | SunTrust Racing | 735 | 24:00:37.054 | 175.3831 | | 4th | DP | 1:42.0390 | 728 |
| 5th | 02 | Dixon / Franchitti / Lloyd | Riley Mk XI Lexus | Chip Ganassi Racing with Felix Sabates | 731 | 24:00:57.223 | 174.3885 | | 5th | DP | 1:42.6210 | 179 |
| 6th | 16 | Dumas / Bernhard / Briscoe | Riley Mk XX Porsche | Penske Racing | 717 | 24:00:35.634 | 171.0910 | | 6th | DP | 1:41.5370 | 519 |
| 7th | 99 | Gurney / Fogarty / Vasser / Johnson | Riley Mk XX Pontiac | Gainsco/Bob Stallings Racing | 714 | 24:00:38.712 | 170.3700 | | 7th | DP | 1:42.7960 | 634 |
| 8th | 2 | Wallace / Finlay / Patrick / Mears | Crawford DP08 Pontiac | Childress-Howard Motorsports | 702 | 24:02:09.446 | 167.3299 | | 8th | DP | 1:43.5530 | 495 |
| 9th | 67 | Marks / Lally / Valentine / Long / Bergmeister | Porsche 997 GT3 Cup | TRG | 695 | 24:01:23.817 | 165.7496 | | 1st | GT | 1:51.0960 | 309 |
| 10th | 66 | Pumpelly / Ballou / Collard / Lietz / George, Jr. | Porsche 997 GT3 Cup | TRG | 694 | 24:01:24.297 | 165.5098 | | 2nd | GT | 1:51.8580 | 309 |
| 11th | 33 | Martien / Zacharias / Maassen / Pilet | Porsche 997 GT3 Cup | Wright Motorsports | 691 | 24:01:55.086 | 164.7357 | | 3rd | GT | 1:52.2670 | 477 |
| 12th | 07 | Edwards / Collins / Magnussen | Pontiac GXP.R | Banner Racing | 689 | 24:01:21.612 | 164.3221 | | 4th | GT | 1:51.8630 | 394 |
| 13th | 86 | Farnbacher / Lux / Marsh / Roush | Porsche 997 GT3 Cup | Farnbacher Loles Racing | 688 | 24:01:49.192 | 164.0324 | | 5th | GT | 1:50.2410 | 482 |
| 14th | 57 | Liddell / Davis / Bucknum | Pontiac GXP.R | Stevenson Motorsports | 684 | 24:00:45.035 | 163.1987 | | 6th | GT | 1:52.4040 | 152 |
| 15th | 88 | Johnson / Lacey / Nearn / Westbrook / Sofronas | Porsche 997 GT3 Cup | Farnbacher Loles Racing | 680 | 24:01:20.954 | 162.1768 | | 7th | GT | 1:52.3430 | 18 |
| 16th | 87 | Keen / Werner / Henzler / Westbrook | Porsche 997 GT3 Cup | Farnbacher Loles Racing | 676 | 24:01:30.932 | 161.2048 | | 8th | GT | 1:50.5190 | 385 |
| 17th | 69 | Assentato / Segal / Longhi / Plumb | Mazda RX-8 | SpeedSource | 675 | 24:01:08.682 | 161.0068 | | 9th | GT | 1:51.0730 | 219 |
| 18th | 26 | Jacalone / Jacalone / Pobst / Bonilla / Lewis | Porsche 997 GT3 Cup | Gotham Competition | 675 | 24:01:48.101 | 160.9344 | | 10th | GT | 1:52.2420 | 188 |
| 19th | 55 | Tucker / Zabinski / Bouchut / Matos | Riley Mk XX BMW | Supercar Life Racing | 665 | 24:01:51.010 | 158.5445 | | 9th | DP | 1:42.1370 | 640 |
| 20th | 13 | Taylor / Beyer / Martinez / Taylor | Riley Mk XI Pontiac | Beyer Racing | 662 | 23:20:00.023 | 162.5470 | DNF | 10th | DP | 1:43.6130 | 469 |
| 21st | 32 | Forest / Merrill / Salvo / Westphal | Pontiac GXP.R | PR1 Motorsports | 656 | 24:01:25.215 | 156.4459 | | 11th | GT | 1:52.9170 | 340 |
| 22nd | 97 | Gue / Long / Eversley / Beiker | Chevrolet Corvette | Stevenson Motorsports | 650 | 24:01:50.481 | 154.9702 | | 12th | GT | 1:52.6380 | 168 |
| 23rd | 09 | Cosmo / Russell / Pridmore / Ward | Coyote CC/08 Porsche | Spirit of Daytona Racing | 649 | 24:01:05.788 | 154.8109 | | 11th | DP | 1:44.9450 | 292 |
| 24th | 30 | von Moltke / Cameron / Sellers / Peterson | Mazda RX-8 | Racers Edge Motorsports | 647 | 24:00:31.030 | 154.3956 | | 13th | GT | 1:50.2900 | 210 |
| 25th | 68 | Gutierrez / Ende / Pallis / Miller / Schroeder | Porsche 997 GT3 Cup | TRG | 625 | 24:00:28.906 | 149.1492 | | 14th | GT | 1:53.3490 | 111 |
| 26th | 89 | Rosa / Kaffer / Petrobelli / Simonsen / Rosa | Porsche 997 GT3 Cup | Farnbacher Loles Racing | 622 | 24:01:49.698 | 148.2946 | | 15th | GT | 1:50.9600 | 324 |
| 27th | 85 | Gomez / Graeff / Henzler / Yarab, Jr. / Campollo | Porsche 997 GT3 Cup | Farnbacher Loles Racing | 604 | 24:00:56.938 | 144.0910 | | 16th | GT | 1:52.1410 | 23 |
| 28th | 70 | Haskell / Tremblay / Ham / Bomarito | Mazda RX-8 | SpeedSource | 591 | 24:01:24.607 | 140.9447 | | 17th | GT | 1:50.4840 | 448 |
| 29th | 63 | Quinlan / Ledoux / Watkins / Zadig / Kossmann | Porsche 997 GT3 Cup | TRG | 572 | 24:00:30.391 | 136.4997 | | 18th | GT | 1:55.2870 | 52 |
| 30th | 44 | Bentley / Carter / Harrington / Nixon | Porsche 997 GT3 Cup | Bullet Racing | 519 | 24:02:13.083 | 123.7054 | | 19th | GT | 1:53.4250 | 465 |
| 31st | 77 | Gidley / Jaeger / Gollin / Bobbi | Dallara DP01 Ford | Doran Racing | 504 | 16:56:12.624 | 170.4891 | DNF | 12th | DP | 1:43.1860 | 503 |
| 32nd | 35 | Aschenbach / Valverde / Willsley / Rodriguez / Cruz | Porsche 997 GT3 Cup | Orbit Racing | 454 | 16:13:00.274 | 160.3953 | DNF | 20th | GT | 1:52.1350 | 133 |
| 33rd | 65 | Stanton / Holzer / Potter / Miller | Porsche 997 GT3 Cup | TRG/Riegel/Stanton | 379 | 14:45:07.138 | 147.1938 | DNF | 21st | GT | 1:51.6360 | 265 |
| 34th | 75 | Krohn / van de Poele / Gavin | Lola B08/70 Ford | Krohn Racing | 374 | 12:40:12.911 | 169.1163 | DNF | 13th | DP | 1:43.3850 | 307 |
| 35th | 40 | Foster / Dempsey / Espenlaub / Lewis, Jr. / Thornton | Mazda RX-8 | Dempsey Racing | 343 | 14:45:05.176 | 133.2167 | DNF | 22nd | GT | 1:51.8860 | 156 |
| 36th | 56 | Drudi / Campanico / Papis / Swartzbaugh | Ferrari F430 Challenge | Mastercar-Coast 2 Costa Racing | 324 | 14:03:29.469 | 132.0435 | DNF | 23rd | GT | 1:50.6800 | 197 |
| 37th | 21 | Alessi / Daskalos / Montano / Vinkemulder | Pontiac GTO.R | Battery Tender/MCM Racing | 321 | 14:45:01.455 | 124.6807 | DNF | 24th | GT | 1:53.3130 | 153 |
| 38th | 61 | Wilkins / Frisselle / Farano / Figge | Riley Mk XX Ford | AIM Autosport | 301 | 10:13:33.519 | 168.6399 | DNF | 14th | DP | 1:43.3570 | 301 |
| 39th | 22 | de Quesada / Dalziel / Dumoulin / Enge / Ducote | Riley Mk XI BMW | Alegra Motorsports | 292 | 10:01:12.165 | 166.9598 | DNF | 15th | DP | 1:42.3350 | 254 |
| 40th | 52 | Castellano / Bertuzzi / Pirri / Montanari / Wagner | Ferrari F430 Challenge | Mastercar-Coast 2 Costa Racing | 292 | 15:53:00.094 | 105.3267 | DNF | 25th | GT | 1:50.8770 | 186 |
| 41st | 60 | Patterson / Negri / Hunter-Reay / Braun | Riley Mk XX Ford | Michael Shank Racing | 262 | 8:33:53.934 | 175.2560 | DNF | 16th | DP | 1:43.2150 | 242 |
| 42nd | 14 | Ragginger / Burtin / Baldwin / McGehee / Friedman | Porsche 997 GT3 Cup | Autometrics Motorsports | 259 | 21:36:36.080 | 68.6659 | DNF | 26th | GT | 1:50.7810 | 231 |
| 43rd | 31 | Michaelian / Michaelian / Kapudija / McMullen / Lewis | Porsche 997 GT3 Cup | Battery Tender/MCM Racing | 245 | 15:38:03.576 | 89.7821 | DNF | 27th | GT | 1:53.7260 | 168 |
| 44th | 45 | Manning / Lester / Hindery, Jr. / Petty | Riley Mk XI BMW | Orbit Racing | 216 | 8:13:41.038 | 150.4029 | DNF | 17th | DP | 1:42.9090 | 65 |
| 45th | 64 | Lowe / Pace / Van Overbeek / Sugden | Porsche 997 GT3 Cup | JLowe Racing | 201 | 8:35:37.739 | 134.0020 | DNF | 28th | GT | 1:52.5960 | 143 |
| 46th | 76 | Jönsson / Zonta / Turner | Lola B08/70 Ford | Krohn Racing | 159 | 5:11:23.191 | 175.5279 | DNF | 18th | DP | 1:42.9450 | 27 |
| 47th | 6 | Valiante / James / Allmendinger | Riley Mk XX Ford | Michael Shank Racing | 153 | 4:53:56.728 | 178.9269 | DNF | 19th | DP | 1:42.5970 | 150 |
| 48th | 15 | Said / Kelly | Ford Mustang | Blackforest Motorsports | 52 | 1:41:17.965 | 176.4597 | DNF | 29th | GT | 1:52.9470 | 25 |
| 49th | 42 | Nonnamaker | Chevrolet Corvette | Team Sahlen | 24 | 1:45:13.229 | 78.4089 | DNF | 30th | GT | 1:53.5580 | 3 |