| # | Piloto (EST/PAÍS) | Pacote/ Equipe | Classe |
| 2 | Scott Sharp (EUA)
Ryan Dalziel (EUA)
Luiz Felipe Zuri "Pipo" Derani (BRA) | Nissan DPi
Tequila Patron ESM | P |
| 3 | Jan Magnussen (DIN)
Antonio Garcia (ESP) | Chevrolet Corvette C7.R
Corvette Racing | GTLM |
| 4 | Oliver Gavin (FRA)
Tommy Milner (EUA) | Chevrolet Corvette C7.R
Corvette Racing | GTLM |
| 5 | João Barbosa (POR)
Christian Fittipaldi (BRA)
Filipe Albuquerque (POR) | Cadillac DPi
Mustang Sampling Racing | P |
| 10 | Ricky Taylor (EUA)
Jordan Taylor (EUA) | Cadillac DPi
Konica Minolta | P |
| 14 | Scott Pruett (EUA)
Sage Karam (EUA)
Austin Cindric (EUA) | Lexus RCF GT3
3GT Racing | GTD |
| 15 | Robert Alon (EUA)
Jack Hawksworth (ING)
Austin Cindric (EUA) | Lexus RCF GT3
3GT Racing | GTD |
| 16 | Brett Sandberg (EUA)
Geert Jeroen Mul (HOL)
Corey Lewis (EUA) | Lamborghini Huracan GT3
Change Racing | GTD |
| 20 | Don Yount (EUA)
Buddy Rice (EUA)
Daniel Burkett (CAN) | ORECA FLM09
BAR1 Motorsports | PC |
| 22 | Ed Brown (EUA)
Johannes van Overbeek (EUA)
Bruno Senna (BRA) | Nissan DPi
Tequila Patron ESM | P |
| 23 | Bill Sweedler (EUA)
Townsend Bell (EUA)
Frank Montecalvo (EUA) | Audi R8 LMS GT3
Alex Job Racing | GTD |
| 24 | John Edwards (EUA)
Martin Tomczyk (ALE) | BMW M6 GTLM
BMW Team RLL | GTLM |
| 25 | Bill Auberlen (EUA)
Alexander Sims (ING) | BMW M6 GTLM
BMW Team RLL | GTLM |
| 26 | Brian Alder (EUA)
Derek Jones (EUA)
Gustavo Yacaman (COL) | ORECA FLM09
BAR1 Motorsports | PC |
| 27 | Paolo Ruberti (ITA)
Cedric Sbirrazzuoli (ITA) | Lamborghini Huracan GT3
Dream Racing Motorsport | GTD |
| 28 | Daniel Morad (CAN)
Michael de Quesada (EUA)
Michael Christensen (DIN) | Porsche 911 GT3 R
Alegra Motorsports | GTD |
| 31 | Dane Cameron (EUA)
Eric Curran (EUA)
Filipe Albuquerque (POR) | Cadillac DPi
Whelen Engineering Racing | P |
| 33 | Ben Keating (EUA)
Jeroen Bleekemolen (HOL)
Mario Farnbacher (ALE) | Mercedes-AMG GT3
Riley Motorsports - Team AMG | GTD |
| 38 | James French (EUA)
Patricio O'Ward (MEX)
Kyle Masson (CAN) | ORECA FLM09
Performance Tech Motorsports | PC |
| 48 | Bryan Sellers (EUA)
Madison Snow (EUA) | Lamborghini Huracan GT3
Paul Miller Racing | GTD |
| 50 | Cooper MacNeil (EUA)
Gunnar Jeannette (EUA)
Shane van Gisbergen (AUS) | Mercedes-AMG GT3
Riley Motorsports - W.Tech Racing | GTD |
| 52 | Jose Gutierrez (MEX)
Olivier Pla (FRA) | Ligier LMP2
PR1/Mathiasen Motorsports | P |
| 54 | Jonathan Bennett (EUA)
Colin Braun (EUA)
Nic Jonsson (SUE) | Porsche 911 GT3 R
CORE autosport | GTD |
| 55 | Tristan Nunez (EUA)
Jonathan Bomarito (EUA)
Spencer Pigot (EUA) | Mazda DPi
Mazda Motorsports | P |
| 57 | Lawson Aschenbach (EUA)
Andrew Davis (EUA) | Audi R8 LMS GT3
Stevenson Motorsports | GTD |
| 63 | Christina Nielsen (DIN)
Alessandro Balzan (ITA)
Matteo Cressoni (ITA) | Ferrari 488 GT3
Scuderia Corsa | GTD |
| 66 | Dirk Müller (ALE)
Joey Hand (EUA) | Ford GT
Ford Chip Ganassi Racing | GTLM |
| 67 | Ryan Briscoe (AUS)
Richard Westbrook (ING) | Ford GT
Ford Chip Ganassi Racing | GTLM |
| 70 | Tom Long (EUA)
Joel Miller (EUA)
Marino Franchitti (ESC) | Mazda DPi
Mazda Motorsports | P |
| 73 | Patrick Lindsey (EUA)
Matthew McMurry (EUA) | Porsche 911 GT3 R
Park Place Motorsports | GTD |
| 75 | Tristan Vautier (FRA)
Kenny Habul (AUS)
Boris Said (EUA) | Mercedes-AMG GT3
SunEnergy1 Racing | GTD |
| 85 | Chris Miller (EUA)
Mikhail “Misha” Goikhberg (RUS)
Stephen Simpson (AFS) | ORECA LMP2
JDC-Miller Motorsports | P |
| 86 | Jeff Segal (EUA)
Oswaldo Negri Jr. (BRA) | Acura NSX GT3
Michael Shank Racing | GTD |
| 90 | Marc Goossens (BEL)
Renger van der Zande (HOL) | Multimatic/Riley LMP2
VisitFlorida Racing | P |
| 93 | Andy Lally (EUA)
Katherine Legge (ING) | Acura NSX GT3
Michael Shank Racing | GTD |
| 96 | Justin Marks (EUA)
Jens Klingmann (ALE) | BMW M6 GT3
Turner Motorsport | GTD |
| 911 | Patrick Pilet (FRA)
Dirk Werner (ALE) | Porsche 911 RSR
Porsche GT Team | GTLM |
| 912 | Laurens Vanthoor (BEL)
Gianmaria Bruni (ITA) | Porsche 911 RSR
Porsche GT Team | GTLM |
