| 1 | Senna / Menezes / Nato | Rebellion Racing (CH) | Bart Hayden | Rebellion | R13 | | Gibson | LMP1 |
| 3 | Berthon / Deletraz / Dumas | Rebellion Racing (CH) | Bart Hayden | Rebellion | R13 | | Gibson | LMP1 |
| 4 | Dillmann / Spengler / Webb | Bykolles Racing Team (A) | Colin Kolles | Enso | CLM P1/01 | | Gibson | LMP1 |
| 7 | Conway / Kobayashi / Lopez | Toyota Gazoo Racing (J) | | Toyota | TS050 Hybrid | | Toyota | LMP1 |
| 8 | Buemi / Hartley / Nakajima | Toyota Gazoo Racing (J) | | Toyota | TS050 Hybrid | | Toyota | LMP1 |
| 11 | Tambay / d'Ansembourg / Maris | Eurointernational (USA) | | Ligier | JS P217 | | Gibson | LMP2 |
| 16 | Jarvis / Cullen / Tandy | G-Drive Racing by Algarve (RUS) | | Aurus | 01 | | Gibson | LMP2 |
| 17 | Pilet / Kennard / Tilley / *Merriman | IDEC Sport (F) | Patrice Lafargue | Oreca | 07 | | Gibson | LMP2 |
| 21 | Montoya / Buret / Rojas | DragonSpeed USA (USA) | | Oreca | 07 | | Gibson | LMP2 |
| 22 | Albuquerque / di Resta / Hanson | United Autosports (GB) | Richard Dean/Zak Brown | Oreca | 07 | | Gibson | LMP2 |
| 24 | Kapadia / Grist / Wells | Nielsen Racing (GB) | David Thompson | Oreca | 07 | | Gibson | LMP2 |
| 25 | Trummer / Falb / McMurry | Algarve Pro Racing (P) | Stewart Cox | Oreca | 07 | | Gibson | LMP2 |
| 26 | Vergne / Jensen / Rusinov | G-Drive Racing (RUS) | | Aurus | 01 | | Gibson | LMP2 |
| 27 | van der Zande / Hanley / Hedman | DragonSpeed USA (USA) | | Oreca | 07 | | Gibson | LMP2 |
| 28 | Bradley / Chatin / Lafargue | IDEC Sport (F) | Patrice Lafargue | Oreca | 07 | | Gibson | LMP2 |
| 28T | Chatin / Bradley / Lafargue | IDEC Sport (F) | Patrice Lafargue | Oreca | 07 | | Gibson | LMP2 |
| 29 | Van Der Garde / de Vries / van Eerd | Racing Team Nederland (NL) | | Oreca | 07 | | Gibson | LMP2 |
| 30 | Gommendy / Hirschi / Tereschenko | Duqueine Team (F) | Gilles Duqueine | Oreca | 07 | | Gibson | LMP2 |
| 31 | Vaxiviere / Canal / Jamin | Panis Racing (F) | Olivier Panis | Oreca | 07 | | Gibson | LMP2 |
| 32 | Brundle / Owen / van Uitert | United Autosports (GB) | Richard Dean/Zak Brown | Oreca | 07 | | Gibson | LMP2 |
| 33 | Yamashita / Fjordbach / Patterson | High Class Racing (DK) | | Oreca | 07 | | Gibson | LMP2 |
| 34 | Isaakyan / Binder / Smiechowski | Inter Europol Competition (PL) | Jakub Smiechowski | Ligier | JS P217 | | Gibson | LMP2 |
| 35 | Yamanaka / Foster / Merhi | Eurasia Motorsport (PHL) | Mark Goddard | Ligier | JS P217 | | Gibson | LMP2 |
| 36 | Negrão / Laurent / Ragues | Signatech Alpine Elf (F) | Philippe Sinault | Alpine | A470 | | Gibson | LMP2 |
| 37 | Stevens / Aubry / Tung | Jackie Chan DC Racing (CHN) | | Oreca | 07 | | Gibson | LMP2 |
| 38 | Davidson / Felix da Costa / Gonzalez | Jota (GB) | | Oreca | 07 | | Gibson | LMP2 |
| 39 | Allen / Capillaire / Milesi | SO24-Has by Graff (F) | Pascal Rauturier | Oreca | 07 | | Gibson | LMP2 |
| 42 | Lapierre / Borga / Coigny | Cool Racing (CH) | Alexandre Coigny | Oreca | 07 | | Gibson | LMP2 |
| 47 | Sernagiotto / Belicchi / Lacorte | Cetilar Racing (I) | Raimondo Amadio | Dallara | P217 | | Gibson | LMP2 |
| 50 | Calderón / Floersch / Visser | Richard Mille Racing Team (F) | | Oreca | 07 | | Gibson | LMP2 |
| 51 | Calado / Pier Guidi / Serra | AF Corse (I) | Amato Ferrari | Ferrari | 488 | GTE Evo | Ferrari | GTE Pro |
| 52 | Ulrich / Görig / West | AF Corse (I) | Amato Ferrari | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 54 | Fisichella / Castellacci / Flohr | AF Corse (I) | Amato Ferrari | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 55 | Griffin / Cameron / Scott | Spirit of Race (CH) | Amato Ferrari | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 56 | Cairoli / Perfetti / ten Voorde | Team Project 1 (D) | Hans Bernd Kamps | Porsche | 991 RSR | II | Porsche | GTE Am |
| 57 | Bleekemolen / Fraga / Keating | Team Project 1 (D) | Hans Bernd Kamps | Porsche | 991 RSR | II | Porsche | GTE Am |
| 60 | Schiavoni / Pianezzola / Ruberti | Iron Lynx (I) | Deborah Mayer | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 61 | Negri / Ledogar / Piovanetti | Luzich Racing (CH) | | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 62 | Grimes / Hollings / Mowlem | Red River Sport (GB) | | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 63 | Vilander / MacNeil / Segal | WeatherTech Racing (USA) | | Ferrari | 488 | GTE Evo | Ferrari | GTE Pro |
| 66 | Magnussen / Heistand / Root | JMW Motorsport (GB) | Jim McWhirter | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 70 | Cozzolino / Abril / Kimura | MR Racing (J) | Motoaki Ishikawa | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 71 | Rigon / Bird / Molina | AF Corse (I) | Amato Ferrari | Ferrari | 488 | GTE Evo | Ferrari | GTE Pro |
| 72 | Gomes / Blomqvist / Chen | Hub Auto Racing (RC) | | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 75 | Cressoni / Piccini / Mastronardi | Iron Lynx (I) | Deborah Mayer | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 77 | Ried / Campbell / Pera | Dempsey-Proton Racing (D) | Michaël Ried | Porsche | 991 RSR | II | Porsche | GTE Am |
| 78 | Beretta / Felbermayr, Jr. / van Splunteren | Proton Competition (D) | Michaël Ried | Porsche | 991 RSR | II | Porsche | GTE Am |
| 82 | Bourdais / Gounon / Pla | Risi Competizione (USA) | | Ferrari | 488 | GTE Evo | Ferrari | GTE Pro |
| 83 | Nielsen / Collard / Perrodo | AF Corse (I) | Amato Ferrari | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 85 | Gostner / Frey / Gatting | Iron Lynx (I) | Deborah Mayer | Ferrari | 488 | GTE Evo | Ferrari | GTE Am |
| 86 | Barker / Wainwright / Watson | Gulf Racing (GB) | Mike Wainwright | Porsche | 991 RSR | II | Porsche | GTE Am |
| 88 | Preining / Bastien / de Leener | Dempsey-Proton Racing (D) | Michaël Ried | Porsche | 991 RSR | II | Porsche | GTE Am |
| 89 | "Brooks" / Laskaratos / Piguet | Team Project 1 (D) | Hans Bernd Kamps | Porsche | 991 RSR | II | Porsche | GTE Am |
| 90 | Eastwood / Adam / Yoluc | TF Sport (GB) | Tom Ferrier | Aston Martin | Vantage AMR | | Aston Martin | GTE Am |
| 91 | Bruni / Lietz / Makowiecki | Porsche GT Team (D) | | Porsche | 991 RSR | II 19 | Porsche | GTE Pro |
| 92 | Estre / Christensen / Vanthoor | Porsche GT Team (D) | | Porsche | 991 RSR | II 19 | Porsche | GTE Pro |
| 95 | Thiim / Sørensen / Westbrook | Aston Martin Racing (GB) | | Aston Martin | Vantage AMR | | Aston Martin | GTE Pro |
| 97 | Lynn / Martin / Tincknell | Aston Martin Racing (GB) | | Aston Martin | Vantage AMR | | Aston Martin | GTE Pro |
| 98 | Gunn / Farfus / Dalla Lana | Aston Martin Racing (GB) | | Aston Martin | Vantage AMR | | Aston Martin | GTE Am |
| 99 | Inthraphuvasak / Andlauer / Légeret | Dempsey-Proton Racing (D) | Michaël Ried | Porsche | 991 RSR | II | Porsche | GTE Am |