| 1st | 10 | Angelelli / Taylor / Collard | Riley Mk XI Pontiac | SunTrust Racing | 710 | 24:01:19.877 | 4067.7781 kms | 169.3336 | | 1st | DP | 1:47.3390 | 368 |
| 2nd | 4 | Leitzinger / Forbes-Robinson / Johnson | Crawford DP03 Pontiac | Howard - Boss Motorsports | 699 | 24:02:01.981 | 4004.7561 kms | 167.3718 | | 2nd | DP | 1:48.6020 | 227 |
| 3rd | 20 | Wallace / Lammers / Stewart | Crawford DP03 Pontiac | CITGO - Howard - Boss Motorsports | 699 | 24:02:02.420 | 4004.7561 kms | 167.3718 | | 3rd | DP | 1:48.2500 | 201 |
| 4th | 02 | Johansson / Wagner / McMurray | Riley Mk XI Lexus | New Century Mtg/Chip Ganassi w/Sabates | 698 | 24:02:15.704 | 3999.0271 kms | 165.7624 | | 4th | DP | 1:48.8930 | 530 |
| 5th | 77 | Gollin / Bobbi / Theys | Doran JE4 Lexus | Doran Racing | 697 | 24:01:55.629 | 3993.2971 kms | 165.7624 | | 5th | DP | 1:48.9200 | 261 |
| 6th | 03 | Dixon / Mears / Manning | Riley Mk XI Lexus | Target Chip Ganassi with Felix Sabates | 694 | 24:02:14.218 | 3976.1101 kms | 165.7624 | | 6th | DP | 1:47.7610 | 567 |
| 7th | 01 | Pruett / Diaz / Briscoe | Riley Mk XI Lexus | CompUSA Chip Ganassi with Felix Sabates | 688 | 24:02:15.012 | 3941.7339 kms | 164.1531 | | 7th | DP | 1:48.3520 | 356 |
| 8th | 58 | Donohue / Law / Luhr / Maassen | Fabcar FDSC/03 Porsche | Red Bull/Brumos Racing | 680 | 24:02:06.796 | 3895.8999 kms | 162.5437 | | 8th | DP | 1:48.8990 | 257 |
| 9th | 44 | Magnussen / Labonte / Labonte / Herta | Doran JE4 Pontiac | Doran Racing | 675 | 23:37:04.235 | 3867.2539 kms | 164.1531 | Engine | 9th | DP | 1:48.9570 | 538 |
| 10th | 71 | Henzler / Farnbacher / Ehret / Price | Porsche 996 GT3 Cup | Farnbacher Racing USA | 664 | 24:02:32.295 | 3804.2319 kms | 157.7157 | | 1st | GT | 1:56.8910 | 532 |
| 11th | 37 | Fitzgerald / Matos / Assentato | Porsche 996 GT3 Cup | TPC Racing | 661 | 24:03:25.055 | 3787.0439 kms | 157.7157 | | 2nd | GT | 1:58.8210 | 528 |
| 12th | 61 | Nearn / Wilkins / Lacey / Shep / Wilkins | Porsche 996 GT3 Cup | TRG East | 659 | 24:01:54.278 | 3775.5850 kms | 157.7157 | | 3rd | GT | 1:58.1800 | 483 |
| 13th | 73 | Liddell / Baldwin / Stanton / Tafel / Davis | Porsche 996 GT3 Cup | Baldwin-Tafel Racing | 659 | 24:02:31.645 | 3775.5850 kms | 157.7157 | | 4th | GT | 1:57.3560 | 318 |
| 14th | 65 | Lally / Bunting / Plumb / de Quesada / Buckler | Porsche 996 GT3 Cup | Auto Gallery/TRG | 656 | 24:01:52.991 | 3758.3979 kms | 156.1064 | | 5th | GT | 1:57.6260 | 520 |
| 15th | 14 | Keen / Friedman / Bacon / Johnson | Porsche 996 GT3 Cup | Autometrics Motorsports | 654 | 24:02:21.538 | 3746.9390 kms | 156.1064 | | 6th | GT | 1:58.8070 | 548 |
| 16th | 66 | Papis / Bergmeister / Gavin | Riley Mk XI Pontiac | Krohn Racing/TRG | 653 | 24:03:33.660 | 3741.2100 kms | 156.1064 | | 10th | DP | 1:48.9960 | 399 |
| 17th | 16 | Bentley / Braun / Carrio / Coleman / Buckler | Porsche 996 GT3 Cup | TRG | 650 | 24:01:53.350 | 3724.0220 kms | 154.4970 | | 7th | GT | 1:59.2000 | 431 |
| 18th | 67 | Jönsson / Krohn / Rice / Said / Morales | Riley Mk XI Pontiac | Krohn Racing/TRG | 642 | 22:41:36.355 | 3678.1880 kms | 162.5437 | Fire | 11th | DP | 1:48.9020 | 240 |
| 19th | 74 | Dallenbach, Jr. / Dallenbach / Robinson / Unser | Riley Mk XI Lexus | Robinson Racing | 641 | 24:02:30.896 | 3672.4590 kms | 152.8877 | | 12th | DP | 1:49.9590 | 255 |
| 20th | 63 | Master / Flanagan / Sluszny / Clark | Porsche 996 GT3 Cup | Auto Gallery/TRG | 639 | 24:01:50.142 | 3661.0000 kms | 152.8877 | | 8th | GT | 2:00.7290 | 519 |
| 21st | 43 | Zitza / Blum / Lux / Allen / Gonzalez, Jr. | Porsche 996 GT3 Cup | Team Sahlen | 637 | 24:02:30.123 | 3649.5420 kms | 151.2783 | | 9th | GT | 2:00.2700 | 206 |
| 22nd | 5 | Dyson / Brix / Dyson / Gue | Crawford DP03 Ford | Essex Racing | 630 | 24:01:44.721 | 3609.4370 kms | 149.6690 | | 13th | DP | 1:50.0790 | 560 |
| 23rd | 3 | Grala / Patterson / Wahl / Kroczek / Lewis | Fabcar FDSC/03 Lexus | Cegwa Sport/Southard Motorsports | 630 | 24:03:23.465 | 3609.4370 kms | 149.6690 | | 14th | DP | 1:52.4920 | 117 |
| 24th | 52 | Drudi / Rosa / Monzón / de Villota | Ferrari 360 Modena Challenge | Mastercar | 627 | 24:02:28.863 | 3592.2490 kms | 149.6690 | | 10th | GT | 2:00.5150 | 185 |
| 25th | 11 | Plumb / Gooding / Boss / Michaelian | Ferrari 360 Modena Challenge | JMB Racing USA | 623 | 24:02:52.024 | 3569.3320 kms | 148.0596 | | 11th | GT | 1:58.8950 | 459 |
| 26th | 04 | Sigal / Konôpka / Hanson / Konstant / Wilton | Porsche 996 GT3 Cup | Sigalsport | 599 | 24:03:42.700 | 3431.8301 kms | 143.2316 | | 12th | GT | 2:00.2710 | 385 |
| 27th | 49 | Maxwell / Busch / Kenseth / Biffle | Multimatic MDP1 Ford Focus | Multimatic Motorsports | 588 | 23:12:43.152 | 3368.8081 kms | 144.8410 | Halfshaft | 15th | DP | 1:50.0160 | 164 |
| 28th | 75 | Pechnik / Neiman / Van Overbeek | Porsche 996 GT3 Cup | Flying Lizard Motorsports | 582 | 24:01:56.060 | 3334.4319 kms | 138.4036 | | 13th | GT | 1:56.8150 | 207 |
| 29th | 80 | Kitch / Gagne / Pickering / Pallis | Porsche 996 GT3 Cup | Team Seattle/Synergy Racing | 582 | 24:02:35.948 | 3334.4319 kms | 138.4036 | | 14th | GT | 2:04.5680 | 189 |
| 30th | 78 | Bonham / Phillips / Orwicz / Williams / Fairchild | Porsche 996 GT3 Cup | Farnbacher Racing USA | 581 | 24:03:41.581 | 3328.7029 kms | 138.4036 | | 15th | GT | 2:03.3850 | 43 |
| 31st | 53 | Ragazzi / Diez de Villarroel / Chiminelli / Bertuzzi | Ferrari 360 Modena Challenge | Mastercar | 553 | 24:02:29.486 | 3168.2830 kms | 131.9662 | | 16th | GT | 2:01.0580 | 279 |
| 32nd | 41 | Nonnamaker / Nonnamaker / Nonnamaker / Jakes | Porsche 996 GT3 Cup | Team Sahlen | 544 | 24:02:49.920 | 3116.7200 kms | 130.3569 | | 17th | GT | 1:59.0680 | 200 |
| 33rd | 2 | Franchitti / Duno / Franchitti / Wheldon | Crawford DP03 Pontiac | CITGO - Howard - Boss Motorsports | 528 | 18:02:06.515 | 3025.0520 kms | 167.3718 | Accident | 16th | DP | 1:48.0200 | 225 |
| 34th | 8 | Frisselle / Erdos / Frisselle / Newton | Doran JE4 BMW | Rx.com/Synergy Racing | 523 | 20:35:14.095 | 2996.4060 kms | 144.8410 | Gearbox | 17th | DP | 1:49.6470 | 301 |
| 35th | 55 | Arnold / Thiel / Stevenson / MacAlpine / Turner | Chevrolet Corvette | ASC Motorsports | 507 | 24:02:00.573 | 2904.7371 kms | 120.7008 | | 18th | GT | 2:04.6610 | 390 |
| 36th | 36 | Pobst / Pumpelly / Dumoulin / Levitas / Littlechild | Porsche 996 GT3 Cup | TPC Racing | 495 | 18:01:57.656 | 2835.9861 kms | 157.7157 | Accident | 19th | GT | 1:57.6930 | 462 |
| 37th | 9 | Zacharias / Donner / Foster / Skelton / Rosser | Doran JE4 Infiniti | Hyper Sport | 493 | 24:34:45.603 | 2824.5281 kms | 117.4821 | | 18th | DP | 1:50.9220 | 221 |
| 38th | 06 | Derment / Lewis / Hainer / Roush / Bernheim | Porsche 996 GT3 Cup | Bernheim Porsche Racing | 488 | 19:23:44.490 | 2795.8811 kms | 144.8410 | Engine | 20th | GT | 1:58.0400 | 167 |
| 39th | 81 | Gaylord / Van Wijk / Murry / Emory | Porsche 996 GT3 Cup | Team Seattle/Synergy Racing | 477 | 24:02:36.496 | 2732.8589 kms | 114.2634 | | 21st | GT | 2:00.1360 | 204 |
| 40th | 23 | Espenlaub / Szekeres / Hanson / Villamil / Del Vecchio | Pontiac GTO | Horizon Motorsports LLC | 476 | 24:03:37.036 | 2727.1299 kms | 112.6541 | | 22nd | GT | 2:01.7750 | 182 |
| 41st | 62 | Inoue / Fujita / Wada / Hirakawa / Takahashi | Porsche 996 GT3 Cup | Auto Gallery/TRG | 468 | 24:01:51.089 | 2681.2959 kms | 111.0447 | | 23rd | GT | 2:00.9010 | 329 |
| 42nd | 19 | Gidley / McDowell / Valiante / Bomarito | Riley Mk XI BMW | Ten Motorsports | 465 | 24:03:10.185 | 2664.1079 kms | 111.0447 | | 19th | DP | 1:49.3400 | 421 |
| 43rd | 29 | Vargo / Vargo / Vargo / Refenning | Fabcar FDSC/03 Porsche | Brumos Racing | 463 | 17:54:29.172 | 2652.6489 kms | 148.0596 | Engine | 20th | DP | 1:51.6110 | 132 |
| 44th | 59 | France / Haywood / Bernhard / Rockenfeller / Dumas | Fabcar FDSC/03 Porsche | Brumos Racing | 432 | 14:58:44.604 | 2475.0420 kms | 165.7624 | Accident | 21st | DP | 1:49.8810 | 355 |
| 45th | 51 | Wendlinger / Mowlem / Vosse / Quester | Porsche 996 GT3 Cup | Red Bull Ebimotors | 409 | 14:58:40.609 | 2343.2690 kms | 156.1064 | Accident | 24th | GT | 1:58.0030 | 319 |
| 46th | 6 | Borkowski / Mears, Jr. / Connor / Dayton | Riley Mk XI Pontiac | Michael Shank Racing | 399 | 13:43:39.992 | 2285.9771 kms | 165.7624 | Engine | 22nd | DP | 1:49.0710 | 155 |
| 47th | 85 | Phipps / Hardage / Nahir / Mayer / Trentini | Porsche 996 GT3 Cup | Condor Motorsports | 355 | 24:03:37.967 | 2033.8890 kms | 85.2952 | | 25th | GT | 2:02.1520 | 304 |
| 48th | 08 | Goldin / Finlay / Goldin / Shuster | Mazda RX-8 | Goldin Brothers Racing | 336 | 24:02:17.013 | 1925.0330 kms | 80.4672 | | 26th | GT | 2:04.7470 | 95 |
| 49th | 54 | Fittipaldi / Tracy / Borcheller / Kelleners | Doran JE4 Pontiac | Kodak - Bell Motorsports | 328 | 11:42:54.161 | 1879.1990 kms | 160.9344 | Oil leak | 23rd | DP | 1:50.0930 | 226 |
| 50th | 18 | Miller / Bingham / Ivankovich / Burgess | Chase CCE-001 Pontiac | Chase Competition Eng/CB Motorsports | 297 | 16:09:32.928 | 1701.5920 kms | 104.6074 | Ring & pinion | 24th | DP | 1:54.1670 | 74 |
| 51st | 79 | da Matta / Bourdais / Newman / Brockman | Crawford DP03 Ford | Newman Racing/Silverstone Racing | 290 | 11:27:55.624 | 1661.4871 kms | 144.8410 | Accident damage | 25th | DP | 1:48.7950 | 218 |
| 52nd | 64 | Couceiro / Policastro, Jr. / Sauvage / Amaral / Policastro | Porsche 996 GT3 Cup | Auto Gallery/TRG | 276 | 11:18:14.641 | 1581.2770 kms | 140.0129 | Engine | 27th | GT | 1:58.8840 | 182 |
| 53rd | 00 | Baird / Morris / Ambrose / Teulan | Porsche 996 GT3 Cup | Aussie Assault | 271 | 9:57:49.106 | 1552.6310 kms | 156.1064 | Gearbox | 28th | GT | 1:57.9400 | 211 |
| 54th | 39 | Goossens / Smith / Sharp / Matthews | Riley Mk XI Pontiac | Orbit Racing | 239 | 8:28:58.098 | 1369.2939 kms | 160.9344 | Engine | 26th | DP | 1:48.9980 | 204 |
| 55th | 50 | Bucknum / Nastasi / Zogaib / Peterson / Duder | Multimatic MDP1 Ford Focus | Blackforest Motorsports | 223 | 12:51:29.245 | 1277.6260 kms | 99.7793 | Accident damage | 27th | DP | 1:51.7780 | 218 |
| 56th | 48 | Seiler / Hauser / Puleo / Dubler | Chevrolet Corvette | Xtreme Racing Group | 218 | 11:28:58.438 | 1248.9800 kms | 109.4354 | Electrics | 29th | GT | 2:06.3960 | 22 |
| 57th | 21 | Auberlen / Hand / James / Gleason | BMW M3 E46 | Prototype Technology Group | 199 | 7:24:14.985 | 1140.1240 kms | 154.4970 | Wheel | 30th | GT | 1:58.3460 | 2 |
| 58th | 09 | Goad / Grégoire / Moreno / Ward | Crawford DP03 Pontiac | Spirit of Daytona Racing | 194 | 12:12:07.403 | 1111.4771 kms | 91.7326 | Cooling system | 28th | DP | 1:51.0180 | 169 |
| 59th | 22 | Marks / Milner / Collins / Valentine | BMW M3 E46 | Prototype Technology Group | 168 | 7:03:28.618 | 962.5165 kms | 136.7942 | Wheel | 31st | GT | 1:59.4640 | 130 |
| 60th | 86 | Sellers / Urciuoli / Workman / Marshall | Picchio DP2 BMW | Synergy Racing | 134 | 9:55:40.449 | 767.7214 kms | 77.2485 | Gearbox | 29th | DP | 1:55.6090 | 46 |
| 61st | 93 | Cosmo / Stewart | Porsche 996 GT3 Cup | TPC Racing | 85 | 3:15:05.182 | 486.9875 kms | 149.6690 | Accident | 32nd | GT | 2:00.5420 | 4 |
| 62nd | 46 | Baughman / Yeakle | Chevrolet Corvette | Michael Baughman Racing | 20 | 48:03.488 | 114.5853 kms | 143.2316 | Wheel | 33rd | GT | 2:06.2430 | 5 |