| 3 | Kolovos / Hörr / Fraga | DKR Engineering (L) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro-Am |
| 4 | Rammo / Brichacek / Pedersen | DKR Engineering (L) | Ginetta | G61-LT-P325-Evo | | Toyota | LMP3 | |
| 8 | Gerbi / Nogales / Koen | Team Virage (PL) | Ligier | JS P325 | | Toyota | LMP3 | |
| 9 | Ried / Capietto / Cairoli | Iron Lynx - Proton (D) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 10 | Cullen / Lomko / Fittipaldi | Vector Sport (GB) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 11 | Michal / Aguilera | Eurointernational (I) | Ligier | JS P325 | | Toyota | LMP3 | |
| 12 | Kratz / Weiss / Peebles | WTM by Rinaldi Racing (D) | Duqueine | D09 | | Toyota | LMP3 | |
| 15 | Jensen / Adcock / Henrion | RLR M Sport (GB) | Ligier | JS P325 | | Toyota | LMP3 | |
| 17 | Lanchere / Closmenil / Jensen | CLX Motorsport (CH) | Ligier | JS P325 | | Toyota | LMP3 | |
| 18 | Chadwick / Jaubert / Juncadella | IDEC Sport (F) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 20 | Lentoudis / Quinn / Caldwell | Algarve Pro Racing (P) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro-Am |
| 21 | Schneider / Sato / Jarvis | United Autosports (GB) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro-Am |
| 22 | Maldonado / Saucy / Hanley | United Autosports (GB) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 23 | Birch / Patterson / Boyd | United Autosports (GB) | McLaren | 720S | GT3 Evo | McLaren | GT3 | |
| 24 | Bölükbasi / Habsburg / Albuquerque | Nielsen Racing (GB) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 25 | Kaiser / Fluxa, Jr. / Pourchaire | Algarve Pro Racing (P) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 27 | Falb / Allen / Sette Camara | Nielsen Racing (GB) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro-Am |
| 28 | Lafargue / van Uitert / Chatin | IDEC Sport (F) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 29 | Sales / Beche / Novalak | TDS Racing (F) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro-Am |
| 30 | Pedersen / Nissany / de Gerus | Duqueine Team (F) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 31 | Wolff / Foubert / Fossard | Racing Spirit of Leman (F) | Ligier | JS P325 | | Toyota | LMP3 | |
| 34 | Perino / Simmenauer / Ghiotto | Inter Europol Competition (PL) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 35 | Stern / Lahaye / Lahaye | Ultimate (F) | Ligier | JS P325 | | Toyota | LMP3 | |
| 37 | Malykhin / Vautier / Blomqvist | CLX - Pure Rxcing (LT) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 43 | Smiechowski / Dillmann / Yelloly | Inter Europol Competition (PL) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 47 | Espirito Santo / Fittipaldi | CLX Motorsport (CH) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 48 | Gray / Milesi / Masson | VDS Panis Racing (F) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro |
| 50 | Toledo / Wadoux / Agostini | Richard Mille AF Corse (I) | Ferrari | 296 | GT3 | Ferrari | GT3 | |
| 51 | Samani / Laursen / Rigon | AF Corse (I) | Ferrari | 296 | GT3 | Ferrari | GT3 | |
| 55 | Cameron / Perel / Griffin | Spirit of Race (CH) | Ferrari | 296 | GT3 | Ferrari | GT3 | |
| 57 | Kimura / Tuck / Serra | Kessel Racing (CH) | Ferrari | 296 | GT3 | Ferrari | GT3 | |
| 59 | Mateu / Bastard / Hasse-Clot | Racing Spirit of Leman (F) | Aston Martin | Vantage AMR | GT3 Evo | Aston Martin | GT3 | |
| 60 | Felbermayr / Cressoni / Felbermayr | Proton Competition (D) | Porsche | 992 GT3 R | I | Porsche | GT3 | |
| 63 | Berry / Hanafin / Schiller | Iron Lynx (I) | Mercedes-AMG | GT3 | Evo | Mercedes-AMG | GT3 | |
| 66 | Noble / Hart / Bruni | JMW Motorsport (GB) | Ferrari | 296 | GT3 | Ferrari | GT3 | |
| 68 | Tribaudini / Antonel | M Racing (F) | Ligier | JS P325 | | Toyota | LMP3 | |
| 74 | Gilbert / Rueda / Molina | Kessel Racing (CH) | Ferrari | 296 | GT3 | Ferrari | GT3 | |
| 77 | Roda / Binder / Viscaal | Proton Competition (D) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro-Am |
| 82 | Koizumi / Andrade / Eastwood | TF Sport (GB) | Chevrolet | Corvette C8 | Z06 GT3.R | Chevrolet | GT3 | |
| 83 | Perrodo / Vaxiviere / Rovera | AF Corse (I) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro-Am |
| 85 | Martin / Bovy / Gatting | Iron Dames (I) | Porsche | 992 GT3 R | I | Porsche | GT3 | |
| 86 | Wainwright / Pera / Fleming | GR Racing (GB) | Ferrari | 296 | GT3 | Ferrari | GT3 | |
| 88 | Creswick / Dedecker / Gold | Inter Europol Competition (PL) | Ligier | JS P325 | | Toyota | LMP3 | |
| 99 | Hyett / Deletraz / Cameron | AO by TF (USA) | Oreca | 07 | | Gibson | LMP2 | LMP2 Pro-Am |