| | No. | Class | T | Team | Drivers | Car | Fuel |
| 1 | 6 | LMP1 | M | Muscle Milk
Aston Martin Racing | Greg Pickett
Klaus Graf | AMR/Lola Coupe
B08 62 Aston Martin | E-10 |
| 2 | 16 | LMP1 | D | Dyson Racing Team Inc. | Chris Dyson
Guy Smith
Jay Cochran | Lola B09 86 Mazda | Isobutanol |
| 3 | 5 | LMP2 | M | LNT | Andrew Prendeville
Rusty Mitchell
Luke Hines | Radical SR9 Ginetta | E-10 |
| 4 | 3 | GT | M | Corvette Racing | Olivier Beretta
Antonio Garcia | Chevrolet Corvette ZR1 | E-85 |
| 5 | 4 | GT | M | Corvette Racing | Oliver Gavin
Jan Magnussen | Chevrolet Corvette ZR1 | E-85 |
| 6 | 17 | GT | F | Team Falken Tire | Wolf Henzler
Bryan Sellers | Porsche 911 GT3 RSR | E-10 |
| 7 | 40 | GT | M | Robertson Racing | David Robertson
Andrea Robertson | Doran Ford GT | E-10 |
| 8 | 44 | GT | M | Flying Lizard Motorsports | Darren Law
Seth Neiman | Porsche 911 GT3 RSR | E-85 |
| 9 | 45 | GT | M | Flying Lizard Motorsports | Jörg Bergmeister
Patrick Long | Porsche 911 GT3 RSR | E-85 |
| 10 | 48 | GT | Y | Paul Miller Racing | Bryce Miller
TBA | Porsche 911 GT3 RSR | E-10 |
| 11 | 50 | GT | M | Larbre Competition | Patrick Bornhauser
Julien Canal
Gabriel Gardel | Chevrolet Corvette ZR1 | E-10 |
| 12 | 57 | GT | M | Krohn Racing | Tracey Krohn
Nic Jonsson | Ferrari F430 GT | E-10 |
| 13 | 61 | GT | M | Risi Competizione | Jaime Melo
Toni Vilander | Ferrari F458 GT | E-85 |
| 14 | 62 | GT | M | Risi Competizione | TBA
TBA | Ferrari F430 GTC | E-85 |
| 15 | 91 | GT | M | CRS Racing | Pierre Ehret
Tim Mullen | Ferrari F430 GT | E-10 |
| 16 | 01 | GT | M | Extreme Speed Motorsports | Scott Sharp
Johannes van Overbeek | Ferrari 430 GTC | E-85 |
| 17 | 02 | GT | M | Extreme Speed Motorsports | Ed Brown
Guy Cosmo | Ferrari 458 GTC | E-85 |
| 18 | 04 | GT | M | Robertson Racing | David Murry
Anthony Lazzaro | Doran Ford GT | E-10 |
| 19 | 08 | GT | Y | West Yokohama Racing | Nicky Pastorelli
Dominik Schwager | Lamborghini
Gallardo LP560-4 | E-10 |
| 20 | 18 | LMPC | M | Performance Tech
Motorsports | Anthony Nicolosi
Jarrett Boon | Oreca FLM09 | E-10 |
| 21 | 36 | LMPC | M | Genoa Racing | Larry Connor
Dane Cameron
Javier Echeverria | Oreca FLM09 | E-10 |
| 22 | 63 | LMPC | M | Genoa Racing | Eric Lux
Elton Julian
Christian Zugel | Oreca FLM09 | E-10 |
| 23 | 05 | LMPC | M | Core Autosport | Jon Bennett
Frankie Montecalvo
Ryan Dalziel | Oreca FLM09 | E-10 |
| 24 | 06 | LMPC | M | Core Autosport | Gunnar Jeannette
Ricardo Gonzalez
Rudy Junco, Jr. | Oreca FLM09 | E-10 |
| 25 | 11 | GTC | Y | JDX Racing | TBA
TBA | Porsche 911 GT3 Cup | E-10 |
| 26 | 23 | GTC | Y | Alex Job Racing | Bell Sweedler
Leh Keen
Brian Wong | Porsche 911 GT3 Cup | E-10 |
| 27 | 30 | GTC | Y | NGT Motorsport | Henrique Cisneros
Carlos Eduardo | Porsche 911 GT3 Cup | E-10 |
| 28 | 32 | GTC | Y | Spectra Resources,
GMG Racing | Bret Curtis
James Sofronas
Jan Seyffarth | Porsche 911 GT3 Cup | E-10 |
| 29 | 33 | GTC | Y | Kelly Moss Racing | Peter LeSaffre
TBA | Porsche 911 GT3 Cup | E-10 |
| 30 | 66 | GTC | Y | TRG | Duncan Ende
Spencer Pumpelly | Porsche 911 GT3 Cup | E-10 |
| 31 | 77 | GTC | Y | Magnus Racing | John Potter
Craig Stanton | Porsche 911 GT3 Cup | E-10 |
