| | No. | Class | Team | Drivers | Car |
| 1 | 1 | GT1 | Vitaphone Racing Team | Mika Salo
Thomas Biagi | Maserati MC12
(+ 25 kg) |
| 2 | 2 | GT1 | Vitaphone Racing Team | Miguel Ramos
Christian Montanari | Maserati MC12
(+25 kg) |
| 3 | 4 | GT1 | PK Carsport | Anthony Kumpen
Bert Longin | Corvette C5-R
(+ 20 kg) |
| 4 | 5 | GT1 | Carsport Holland | Jean-Denis Deletraz
Mike Hezemans | Corvette C6.R |
| 5 | 7 | GT1 | All-Inkl.com Racing | Stefan Mucke
Marc Basseng | Lamborghini Murcielago
(+ 40 kg) |
| 6 | 8 | GT1 | All-Inkl.com Racing | Jos Menten
Peter Kox | Lamborghini Murcielago |
| 7 | 11 | GT1 | Scuderia Playteam Sarafree | Andrea Bertolini
Andrea Piccini | Maserati MC12
(+25 kg) |
| 8 | 12 | GT1 | Scuderia Playteam Sarafree | Giambattista Giannoccaro
Alessandro Pier Guidi | Maserati MC12
(+25 kg) |
| 9 | 14 | GT1 | Solution F | Francois Jakubowski
Francois Labhardt | Ferrari 550 Maranello CC |
| 10 | 15 | GT1 | JMB Racing | Dick Waaijenberg
Peter Kutemann | Maserati MC12 CC
(+25 kg) |
| 11 | 16 | GT1 | JMB Racing | Joe Macari
Ben Aucott | Maserati MC12 CC
(+25 kg) |
| 12 | 17 | GT1 | Barwell Motorsport | Piers Johnson
Jonny Cocker | Aston Martin DBR9 CC |
| 13 | 18 | GT1 | SRT | Tom Cloet
Pertti Kuismanen | Corvette C5-R CC |
| 14 | 19 | GT1 | PSI Experience | Luke Hines
Philipp Peter | Corvette C6.R
(+ 30 kg) |
| 15 | 21 | GT1 | Kessel Racing | Loris Kessel
Massimo Cattori | Ferrari 575 CC |
| 16 | 22 | GT1 | Aston Martin Racing BMS | Enrico Toccacelo
Ferdinando Monfardini | Aston Martin DBR9 |
| 17 | 23 | GT1 | Aston Martin Racing BMS | Jamie Davies
Fabio Babini | Aston Martin DBR9 |
| 18 | 33 | GT1 | Jetalliance Racing | Karl Wendlinger
Ryan Sharp | Aston Martin DBR9 |
| 19 | 36 | GT1 | Jetalliance Racing | Lukas Lichtner-Hoyer
Robert Lechner | Aston Martin DBR9 |
| 20 | 50 | GT2 | AF Corse Motorola | Toni Vilander
Dirk Muller | Ferrari F430 GTC
(+ 28 + 20 kg) |
| 21 | 51 | GT2 | AF Corse Motorola | Gianmaria Bruni
Jaime Melo | Ferrari F430 GTC
(+ 28 + 15 kg) |
| 22 | 52 | GT2 | Edil Cris | Paolo Ruberti
Damien Passini | Ferrari F430 GTC |
| 23 | 53 | GT2 | Edil Cris | Matteo Cressoni
Michele Rugolo | Ferrari F430 GTC |
| 24 | 62 | GT2 | Scuderia Ecosse | Andrew Kirkaldy
Tim Mullen | Ferrari F430 GTC
(+ 28 + 10 kg) |
| 25 | 63 | GT2 | Scuderia Ecosse | Chris Niarchos
Nigel Mansell | Ferrari F430 GTC |
| 26 | 74 | GT2 | Ebimotors | Marcello Zani
Emanuele Busnelli | Porsche 997 GT3-RSR |
| 27 | 97 | GT2 | BMS Scuderia Italia | Emmanuel Collard
Matteo Malucelli | Porsche 997 GT3-RSR |
| 28 | 99 | GT2 | Tech 9 Motorsport | Sean Edwards
Leo Machitski | Porsche 997 GT3-RSR |
| 29 | 101 | G2 | Belgian Racing | Bas Leinders
Renaud Kuppens | Gillet Vertigo |
| 30 | 102 | G2 | Red Racing | Sebastian Carcon
Thierry Stepec | Viper GTS-R CC |
