| No. | Class | Team | Drivers | Car | Tyres | Laps | Best | |
|---|---|---|---|---|---|---|---|---|
| 1 | 02 | P | Chip Ganassi Racing | Scott Dixon Tony Kanaan Kyle Larson Jamie McMurray | Riley DP | C | 740 laps | 1:39.736 |
| 2 | 5 | P | Action Express Racing | João Barbosa Christian Fittipaldi Sebastien Bourdais | Corvette DP | C | 740 laps +1.333 | 1:39.986 |
| 3 | 10 | P | Wayne Taylor Racing | Jordan Taylor Ricky Taylor Max Angelelli | Corvette DP | C | 740 laps +1:07.074 | 1:39.684 |
| 4 | 90 | P | VisitFlorida.com Racing | Richard Westbrook Michael Valiante Mike Rockenfeller Guy Cosmo | Corvette DP | C | 734 laps | 1:40.280 |
| 5 | 3 | GTLM | Corvette Racing | Jan Magnussen Antonio Garcia Ryan Briscoe | Chevrolet Corvette C7.R | M | 725 laps | 1:43.942 |
| 6 | 25 | GTLM | BMW Team RLL | Bill Auberlen Dirk Werner Augusto Farfus Bruno Spengler | BMW Z4 GTE | M | 725 laps | 1:44.334 |
| 7 | 31 | P | Action Express Racing | Eric Curran Dane Cameron Max Papis Phil Keen | Corvette DP | C | 721 laps | 1:39.879 |
| 8 | 4 | GTLM | Corvette Racing | Oliver Gavin Tommy Milner Simon Pagenaud | Chevrolet Corvette C7.R | M | 718 laps | 1:44.284 |
| 9 | 52 | PC | PR1/Mathiasen Motorsports | Mike Guasch Andrew Novich Andrew Palmer Tom Kimber-Smith | ORECA FLM09 | C | 714 laps | 1:44.202 |
| 10 | 16 | PC | BAR1 Motorsports | Johnny Mowlem Tom Papadopoulos Tomy Drissi Brian Alder Martin Plowman | ORECA FLM09 | C | 713 laps | 1:43.478 |
| 11 | 60 | P | Michael Shank Racing | John Pew Ozz Negri Jr AJ Allmendinger Matt McMurry | Ligier JS PS2 | C | 705 laps | 1:39.576 |
| 12 | 54 | PC | CORE autosport | Jon Bennett Colin Braun Mark Wilkins James Gue | ORECA FLM09 | C | 704 laps | 1:43.518 |
| 13 | 93 | GTD | Riley Motorsports | Ben Keating Dominik Farnbacher Al Carter Kuno Wittmer Cameron Lawrence | Dodge Viper SRT | C | 704 laps | 1:47.018 |
| 14 | 22 | GTD | Alex Job Racing | Cooper MacNeill Leh Keen Andrew Davis Shane van Gisbergen | Porsche 911 GT America | C | 704 laps | 1:48.049 |
| 15 | 58 | GTD | Wright Motorsports | Madison Snow Jan Heylen Patrick Dempsey Philipp Eng | Porsche 911 GT America | C | 702 laps | 1:47.691 |
| 16 | 24 | GTLM | BMW Team RLL | John Edwards Lucas Luhr Jens Klingmann Graham Rahal | BMW Z4 GTE | M | 701 laps | 1:44.559 |
| 17 | 85 | PC | JDC/Miller Motorsports | Mikhail Goikhberg Chris Miller Stephen Simpson Rusty Mitchell Tristan Vautier | ORECA FLM09 | C | 701 laps | 1:43.900 |
| 18 | 49 | GTD | AF Corse | Pasin Lathouras Michele Rugolo Rui Aguas Matt Griffin | Ferrari 458 Italia | C | 701 laps | 1:46.994 |
| 19 | 48 | GTD | Paul Miller Racing | Christopher Haase Bryce Miller Dion von Moltke Réné Rast | Audi R8 LMS | C | 695 laps | 1:47.508 |
| 20 | 63 | GTD | Scuderia Corsa | Bill Sweedler Townsend Bell Anthony Lazzaro Jeff Segal | Ferrari 458 Italia | C | 691 laps | 1:47.464 |
| 21 | 81 | GTD | GB Autosport | Damien Faulkner Kuba Giermaziak Mike Skeen Rory Butcher Michael Avenatti | Porsche 911 GT America | C | 687 laps | 1:47.938 |
| 22 | 009 | GTD | TRG-AMR | Derek DeBoer Max Riddle Elisio Salazar Kris Wilson | Aston Martin V12 Vantage | C | 678 laps | 1:49.885 |
| 23 | 33 | GTD | Riley Motorsports | Ben Keating Jeroen Bleekemolen Al Carter Marc Goosens Sebastiaan Bleekemolen | Dodge Viper SRT | C | 674 laps | 1:47.216 |
| 24 | 45 | GTD | Flying Lizard Motorsports | Markus Winkelhock Robert Thorne Satoshi Hoshino Tomonobu Fujii | Audi R8 LMS | C | 670 laps | 1:48.024 |
| 25 | 01 | P | Chip Ganassi Racing | Scott Pruett Joey Hand Charlie Kimball Sage Karam | Riley DP | C | 669 laps | 1:40.064 |
| 26 | 66 | P | RG Racing | Robert Gewirtz Shane Lewis Mark Kvamme David Cheng | Riley DP | C | 644 laps | 1:43.402 |
| 27 | 911 | GTLM | Porsche North America | Nick Tandy Patrick Pilet Marc Lieb | Porsche 911 RSR | M | 640 laps | 1:44.366 |
| 28 | 98 | GTLM | Aston Martin Racing | Pedro Lamy Paul Dalla Lana Darren Turner Stefan Mücke Matthias Lauda | Aston Martin Vantage V8 | M | 632 laps | 1:44.620 |
| 29 | 44 | GTD | Magnus Racing | John Potter Andy Lally Marco Seefried Martin Ragginger | Porsche 911 GT America | C | 616 laps | 1:47.891 |
| 30 | 97 | GTD | Turner Motorsport | Michael Marsal Markus Palttala Andy Priaulx Boris Said | BMW Z4 | C | 604 laps | 1:48.945 |
| 31 | 007 | GTD | TRG-AMR | Christina Nielsen James Davison Christoffer Nygaard Brandon Davis | Aston Martin V12 Vantage | C | 593 laps | 1:48.482 |
| 32 | 50 | P | Highway To Help | Jim Pace Bryon DeFoor David Hinton Dorsey Schroeder | Riley DP | C | 590 laps | 1:43.796 |
| 33 | 912 | GTLM | Porsche North America | Jörg Bergmeister Earl Bamber Frédéric Makowiecki | Porsche 911 RSR | M | 581 laps | 1:44.416 |
| 34 | 64 | GTD | Scuderia Corsa | Francisco Longo Daniel Serra Marcos Gomes Andrea Bertolini | Ferrari 458 Italia | C | 545 laps | 1:47.371 |
| 35 | 18 | GTD | Mühlner Motorsports America | Darryl O'Young Matteo Beretta Marc Basseng Connor De Phillippi Niki Mayr-Meinhof | Porsche 911 GT America | C | 539 laps | 1:49.700 |
| 36 | 11 | PC | RSR Racing | Chris Cumming Bruno Junqueira Jack Hawksworth Gustavo Menezes | ORECA FLM09 | C | 535 laps | 1:43.248 |
| 37 | 73 | GTD | Park Place Motorsports | Patrick Lindsey Spencer Pumpelly Jim Norman Nelson Canache Jr Kevin Estre | Porsche 911 GT America | C | 532 laps | 1:47.903 |
| 38 | 17 | GTLM | Team Falken Tire | Wolf Henzler Bryan Sellers Patrick Long | Porsche 911 RSR | F | 530 laps | 1:44.599 |
| 39 | 7 | P | Starworks Motorsport | Brendon Hartley Rubens Barrichello Ryan Hunter-Reay Tor Graves Scott Mayer | Riley DP | C | 426 laps | 1:41.141 |
| 40 | 19 | GTD | Mühlner Motorsports America | Jim Michaelian Connor De Phillippi Ricardo Flores Michael Lira | Porsche 911 GT America | C | 414 laps | 1:50.013 |
| 41 | 1 | P | Tequila Patron ESM | Scott Sharp Ryan Dalziel David Heinemeier Hansson | Honda HPD ARX | C | 389 laps | 1:41.003 |
| 42 | 61 | PC | BAR1 Motorsports | Martin Plowman Marc Drumwright Ivo Breukers Shelby Blackstock | ORECA FLM09 | C | 361 laps | 1:44.304 |
| 43 | 07 | P | SpeedSource | Joel Miller Tom Long Ben Devlin Sylvain Tremblay | Mazda | C | 348 laps | 1:43.647 |
| 44 | 62 | GTLM | Risi Competizione | Pierre Kaffer Davide Rigon Giancarlo Fisichella Olivier Beretta | Ferrari F458 Italia | M | 310 laps | 1:44.211 |
| 45 | 8 | PC | Starworks Motorsport | Mirco Schultis Renger van der Zande Alex Popow Mike Hedlund Filipe Albuquerque | ORECA FLM09 | C | 299 laps | 1:44.333 |
| 46 | 38 | PC | Performance Tech Motorsports | James French Jerome Mee James Vance Sean Johnston | ORECA FLM09 | C | 238 laps | 1:44.674 |
| 47 | 23 | GTD | Team Seattle/Alex Job Racing | Ian James Mario Farnbacher Alex Riberas | Porsche 911 GT America | C | 233 laps | 1:48.373 |
| 48 | 51 | GTLM | AF Corse | François Perrodo Emmanuel Collard Gianmaria Bruni Toni Vilander | Ferrari F458 Italia | M | 211 laps | 1:44.270 |
| 49 | 70 | P | SpeedSource | Jonathan Bomarito Tristan Nunez James Hinchcliffe Sylvain Tremblay | Mazda | C | 198 laps | 1:44.562 |
| 50 | 28 | GTD | Konrad Motorsport | Klaus Bachler Christopher Zoechling Christian Engelhart Lance Willsey Rolf Ineichen | Porsche 911 GT America | C | 176 laps | 1:48.950 |
| 51 | 57 | P | Krohn Racing | Tracy Krohn Olivier Pla Nic Jonsson Alex Brundle | Ligier JS PS2 | C | 172 laps | 1:40.530 |
| 52 | 2 | P | Tequila Patron ESM | Ed Brown Johannes van Overbeek Jon Fogarty | Honda HPD ARX | C | 49 laps | 1:42.422 |
| 53 | 0 | P | DeltaWing Racing | Memo Rojas Katherine Legge Gabby Chaves Andy Meyrick | DeltaWing DWC13 | C | 42 laps | 1:41.021 |
