| 007 | Cocker / Bell / Drayson | Drayson Racing (GB) | Aston Martin | V8 Vantage | GT2 | Aston Martin | GT2 |
| 07 | Lamy / Minassian / Klein | Team Peugeot Total (F) | Peugeot | 908 | HDi FAP | Peugeot | LMP1 |
| 08 | Montagny / Sarrazin / Bourdais | Team Peugeot Total (F) | Peugeot | 908 | HDi FAP | Peugeot | LMP1 |
| 1 | Rockenfeller / Werner / Luhr | Audi Sport North America (D) | Audi | R15 TDI | | Audi | LMP1 |
| 2 | McNish / Kristensen / Capello | Audi Sport Team Joest (D) | Audi | R15 TDI | | Audi | LMP1 |
| 3 | Magnussen / O'Connell / Garcia | Corvette Racing (USA) | Chevrolet | Corvette C6 | .R Z06 | Chevrolet | GT1 |
| 4 | Gavin / Fässler / Beretta | Corvette Racing (USA) | Chevrolet | Corvette C6 | .R Z06 | Chevrolet | GT1 |
| 9 | Sharp / Brabham / Franchitti | Patron Highcroft Racing (USA) | Acura | ARX-02 | a | Acura | LMP1 |
| 11 | Feinberg / Hall / Holt | Primetime Race Group | Dodge | Viper | Competition Coupe | Dodge | GT2 |
| 12 | McMurry / Burgess / Willman | Autocon Motorsports (USA) | Lola | B06/10 | | AER | LMP1 |
| 15 | Fernandez / Diaz | Lowe's Fernandez Racing | Acura | ARX-01 | b | Acura | LMP2 |
| 16 | Dyson / Smith / Lally | Dyson Racing Team, Inc (USA) | Lola | B09/80 | -86 | Mazda | LMP2 |
| 18 | Stuck / Pastorelli / Stuck | VICI Racing | Porsche | 997 GT3 RSR | | Porsche | GT2 |
| 20 | Leitzinger / Franchitti / Devlin | Dyson Racing Team, Inc (USA) | Lola | B08/80 | -86 | Mazda | LMP2 |
| 21 | Farnbacher / James | Panoz Team PTG (USA) | Panoz | Esperante | GTLM | Ford | GT2 |
| 28 | Gigliotti / Molo / Curran | LG Motorsports | Chevrolet | Corvette C6 | | Chevrolet | GT2 |
| 37 | Field / Ducote / Field | Intersport Racing (USA) | Lola | B06/10 | | AER | LMP1 |
| 40 | Murry / Robertson / Robertson | Robertson Racing, LLC (USA) | Ford | GT | -R Mk.7 | Ford | GT2 |
| 44 | Neiman / Law / Van Overbeek | Flying Lizard Motorsports (USA) | Porsche | 997 GT3 RSR | | Porsche | GT2 |
| 45 | Bergmeister / Lieb / Long | Flying Lizard Motorsports (USA) | Porsche | 997 GT3 RSR | | Porsche | GT2 |
| 61 | Jönsson / Krohn / van de Poele | Risi Competizione (USA) | Ferrari | F430 | GTC | Ferrari | GT2 |
| 62 | Melo / Kaffer / Salo | Risi Competizione (USA) | Ferrari | F430 | GTC | Ferrari | GT2 |
| 66 | de Ferran / Pagenaud / Dixon | de Ferran Motorsports (USA) | Acura | ARX-02 | a | Acura | LMP1 |
| 87 | Werner / Henzler / Lietz | Farnbacher Loles Racing | Porsche | 997 GT3 RSR | | Porsche | GT2 |
| 90 | Auberlen / Hand | BMW Rahal Letterman Racing (USA) | BMW | M3 | E92 GT | BMW | GT2 |
| 92 | Milner / Müller | BMW Rahal Letterman Racing (USA) | BMW | M3 | E92 GT | BMW | GT2 |
| 95 | Russo / Bruni / Pérez Companc | Advanced Engineering Pecom Racing Team (I) | Ferrari | F430 | GTC | Ferrari | GT2 |