| No. | Class | Team | Drivers | Car | |
|---|---|---|---|---|---|
| 1 | 01 | DP | Chip Ganassi Racing with Felix Sabates | Scott Pruett Memo Rojas | Riley BMW |
| 2 | 2 | DP | Starworks Motorsport | Ryan Dalziel Alex Popow | Riley BMW |
| 3 | 3 | DP | 8Star Motorsports | Enzo Potolicchio Stéphane Sarrazin Michael Valiante | Corvette DP |
| 4 | 4 | DP | 8Star Motorsports | Sebastien Bourdais Emilio Di Guida | Corvette DP |
| 5 | 5 | DP | Action Express Racing | João Barbosa Christian Fittipaldi | Corvette DP |
| 6 | 6 | DP | Michael Shank Racing | Justin Wilson Gustavo Yacaman | Riley Ford |
| 7 | 8 | DP | Starworks Motorsport | Brendon Hartley Scott Mayer | Riley BMW |
| 8 | 9 | DP | Action Express Racing | Brian Frisselle Burt Frisselle | Corvette DP |
| 9 | 10 | DP | Wayne Taylor Racing | Max Angelelli Jordan Taylor | Corvette DP |
| 10 | 42 | DP | Team Sahlen | Dane Cameron Wayne Nonnamaker | Riley BMW |
| 11 | 43 | DP | Team Sahlen | Joe Nonnamaker Will Nonnamaker | Riley BMW |
| 12 | 60 | DP | Michael Shank Racing | Ozz Negri Jr John Pew | Riley Ford |
| 13 | 90 | DP | Spirit of Daytona Racing | Ricky Taylor Richard Westbrook | Corvette DP |
| 14 | 99 | DP | GAINSCO/Bob Stallings Racing | Jon Fogarty Alex Gurney | Corvette DP |
| 15 | 18 | GT | Muehlner Motorsports America | Bob Doyle Kyle Marcelli | Porsche GT3 |
| 16 | 9 | GT | Muehlner Motorsports America | Mark Greenberg TBA | Porsche GT3 |
| 17 | 31 | GT | Marsh Racing | Eric Curran Boris Said | Corvette |
| 18 | 44 | GT | Magnus Racing | Andy Lally John Potter | Porsche GT3 |
| 19 | 46 | GT | Fall-Line Motorsports | Al Carter Eric Lux | Audi R8 Grand-Am |
| 20 | 57 | GT | Stevenson Motorsports | John Edwards Robin Liddell | Camaro GT.R |
| 21 | 61 | GT | R.Ferri/AIM Motorsport Racing with Ferrari | Jeff Segal Alex Tagliani | Ferrari 458 |
| 22 | 63 | GT | Scuderia Corsa | Alessandro Balzan Leh Keen | Ferrari 458 |
| 23 | 64 | GT | Scuderia Corsa | TBA TBA | Ferrari 458 |
| 24 | 66 | GT | TRG-AMR | Damien Faulkner Richie Stanaway | Aston Martin |
| 25 | 69 | GT | AIM Autosport Team FXDD with Ferrari | Emil Assentato Anthony Lazzaro | Ferrari 458 |
| 26 | 73 | GT | Park Place Motorsports | Patrick Lindsey Pat Long | Porsche GT3 |
| 27 | 75 | GT | Stevenson Motorsports | TBA TBA | Camaro GT.R |
| 28 | 93 | GT | Turner Motorsport | Tom Kimber-Smith Michael Marsal | BMW M3 |
| 29 | 94 | GT | Turner Motorsport | Bill Auberlen Paul Dalla Lana | BMW M3 |
| 30 | 00 | GX | Visit Florida Racing/Speedsource | Joel Miller Tristan Nunez | Mazda6 GX (Prep 2) |
| 31 | 11 | GX | SDR/Lotus Racing | Scott Dollahite Bill Dollahite | Lotus Evora GX (Prep 1) |
| 32 | 38 | GX | BGB Motorsports | Jim Norman Spencer Pumpelly John Tecce | Porsche Cayman (Prep 1) |
| 33 | 70 | GX | Mazdaspeed/SpeedSource | Tom Long Sylvain Tremblay | Mazda6 GX (Prep 2) |
