| | No. | Class | T | Team | Drivers | Car | Fuel |
| 1 | 6 | LMP1 | M | Muscle Milk Aston Martin Racing | Lucas Luhr
Klaus Graf | AMR/Lola Coupe B08/62 | E-85 |
| 2 | 12 | LMP1 | D | Autocon | Tony Burgess
Chris McMurry
Brian Wilman | Lola B06/10 AER | Isobutenol |
| 3 | 16 | LMP1 | D | Dyson Racing Team Inc. | Chris Dyson
Guy Smith
Jay Cochran | Lola B09/86 Mazda | Isobutanol |
| 4 | 20 | LMP1 | D | Oryx Dyson Racing | Humaid Al Masaood
Steven Kane
Butch Leitzinger | Lola B09/86 Mazda | Isobutanol |
| 5 | 007 | LMP1 | M | Aston Martin Racing | Adrian Fernandez
Harold Primat
Stefan Mücke | AMR/Lola Coupé B09 60 | TBA |
| 6 | 055 | LMP2 | M | Level 5 Motorsports | Scott Tucker
Christophe Bouchut
Luis Diaz | Lola Honda | E-10 |
| 7 | 3 | GT | M | Corvette Racing | Olivier Beretta
Tommy Milner | Chevrolet Corvette
C6 ZR1 | E-85 |
| 8 | 4 | GT | M | Corvette Racing | Oliver Gavin
Jan Magnussen | Chevrolet Corvette
C6 ZR1 | E-85 |
| 9 | 17 | GT | F | Team Falken Tire | Wolf Henzler
Bryan Sellers | Porsche 911 GT3 RSR | E-85 |
| 10 | 44 | GT | M | Flying Lizard Motorsports | Seth Neiman
Marco Holzer | Porsche 911 GT3 RSR | E-85 |
| 11 | 45 | GT | M | Flying Lizard Motorsports | Jörg Bergmeister
Patrick Long | Porsche 911 GT3 RSR | E-85 |
| 12 | 48 | GT | Y | Paul Miller Racing | Bryce Miller
Sascha Maassen | Porsche 911 GT3 RSR | E-85 |
| 13 | 55 | GT | D | BMW Team RLL | Bill Auberlen
Dirk Werner | BMW M3 GT | E-85 |
| 14 | 56 | GT | D | BMW Team RLL | Dirk Müller
Joey Hand | BMW M3 GT | E-85 |
| 15 | 62 | GT | M | Risi Competizione | Jaime Melo
Toni Vilander | Ferrari F458 Italia | E-85 |
| 16 | 98 | GT | D | Jaguar RSR | P.J. Jones
Rocky Moran Jr | Jaguar XKR | E-10 |
| 17 | 99 | GT | D | Jaguar RSR | Bruno Junqueira
Kenny Wilden | Jaguar XKR | E-10 |
| 18 | 01 | GT | M | Extreme Speed Motorsports | Scott Sharp
Johannes van Overbeek | Ferrari F458 Italia | E-85 |
| 19 | 02 | GT | M | Extreme Speed Motorsports | Ed Brown
Guy Cosmo | Ferrari F458 Italia | E-85 |
| 20 | 911 | UNC | M | Porsche Motorsports North America | Romain Dumas
Richard Lietz | Porsche GT3R Hybrid | E-10 |
| 21 | 18 | LMPC | M | Performance Tech Motorsports | Anthony Nicolosi
Jarrett Boon
Jan-Dirk Lürders | Oreca FLM09 | E-10 |
| 22 | 37 | LMPC | M | Intersport Racing | Luca Morro
Tomy Drissi
Ricardo Vera | Oreca FLM09 | E-10 |
| 23 | 52 | LMPC | M | PR1 Mathiasen Motorsports | Ken Dobson
Henri Richard
Rene Villeneuve | Oreca FLM09 | E-10 |
| 24 | 63 | LMPC | M | Genoa Racing | Eric Lux
Elton Julian
Mike Guasch | Oreca FLM09 | E-10 |
| 25 | 89 | LMPC | M | Intersport Racing | Kyle Marcelli
Chapman Ducote
David Ducote | Oreca FLM09 | E-10 |
| 26 | 05 | LMPC | M | CORE Autosport | Jon Bennett
Franki Montecalvo
Andy Wallace | Oreca FLM09 | E-10 |
| 27 | 06 | LMPC | M | CORE Autosport | Gunnar Jeannette
Ricardo Gonzalez
Rudy Junco | Oreca FLM09 | E-10 |
| 28 | 11 | GTC | Y | JDX Racing | Nick Ham
Chris Thompson
Scott Blackett | Porsche 911 GT3 Cup | E-10 |
| 29 | 23 | GTC | Y | Alex Job Racing | Bill Sweedler
Brian Wong
Shane Lewis | Porsche 911 GT3 Cup | E-10 |
| 30 | 30 | GTC | Y | NGT Motorsports | Martin Ragginer
Carlos Kauffman
Henrique Cisneros | Porsche 911 GT3 Cup | E-10 |
| 31 | 31 | GTC | Y | Competition Motorsports | Michael Avenatti
Bob Faleta
Cort wagner | Porsche 911 GT3 Cup | E-10 |
| 32 | 32 | GTC | Y | GMG Racing | James Sofronas
Alex Welch | Porsche 911 GT3 Cup | E-10 |
| 33 | 34 | GTC | Y | Gren Hornet/Black Swan Racing | Peter LeSaffre
Damien Faulkner | Porsche 911 GT3 Cup | E-10 |
| 34 | 54 | GTC | Y | Black Swan Racing | Tim Pappas
Jeroen Bleekemolen
Sebastiaan Bleekemolen | Porsche 911 GT3 Cup | E-10 |
| 35 | 66 | GTC | Y | TRG | Duncan Ende
Spencer Pumpelly
Peter Ludwig | Porsche 911 GT3 Cup | E-10 |
| 36 | 68 | GTC | Y | TRG | Kevin Buckler
Emilio Di Guida
Dion von Moltke | Porsche 911 GT3 Cup | E-10 |
