| Nr. | Team | Fahrzeug | Fahrer |
| Pro-Cup | |||
| 1 | W Racing Team | Audi R8 LMS | Christopher Mies Alex Riberas Dries Vanthoor |
| 4 | Black Falcon | Mercedes-AMG GT3 | Maro Engel Yelmer Buurman Luca Stolz |
| 7 | Bentley Team M-Sport | Bentley Continental GT3 | Jules Gounon Steven Kane Guy Smith |
| 8 | Bentley Team M-Sport | Bentley Continental GT3 | Vincent Abril Maxime Soulet Andy Souček |
| 14 | Emil Frey Racing | Lexus RC-F GT3 | Marco Seefried Albert Costa Christian Klien |
| 17 | W Racing Team | Audi R8 LMS | Stuart Leonard Robin Frijns Sheldon van der Linde |
| 19 | Grasser Racing Team | Lamborghini Huracán GT3 | Raffaele Giammaria Ezequiel Perez Companc Marco Mapelli |
| 23 | RJN Motorsport | Nissan GT-R Nismo GT3 | Lucas Ordóñez Alex Buncombe Matt Perry |
| 25 | Saintéloc Racing | Audi R8 LMS | Christopher Haase Simon Gachet Antoine Jung |
| 35 | Akka-ASP | Mercedes-AMG GT3 | Denis Bulatov Vitaly Petrow Michael Meadows |
| 43 | Strakka Racing | Mercedes-AMG GT3 | Maximilian Buhk Maximilian Götz Àlvaro Parente |
| 44 | Strakka Racing | Mercedes-AMG GT3 | Christian Vietoris Adrien Tambay David Fumanelli |
| 58 | Garage 59 | McLaren 650 S GT3 | Côme Ledogar Ben Barnicoat Andrew Watson |
| 62 | R-Motorsport | Aston Martin Vantage GT3 | Alex Brundle Jake Dennis Matthieu Vaxivière |
| 63 | Grasser Racing Team | Lamborghini Huracán GT3 | Andrea Caldarelli Mirko Bortolotti Christian Engelhart |
| 66 | Attempto Racing | Audi R8 LMS | Pierre Kaffer Nicolas Pohler |
| 72 | SMP Racing | Ferrari 488 GT3 | Mikhail Aleshin Miguel Molina Davide Rigon |
| 76 | R-Motorsport | Aston Martin Vantage GT3 | Maxime Martin Nikki Thiim Marvin Kirchhöfer |
| 82 | Grasser Racing Team | Lamborghini Huracán GT3 | Rolf Ineichen Franck Perera Phil Keen |
| 88 | Akka-ASP | Mercedes-AMG GT3 | Raffaele Marciello Tristan Vautier Daniel Juncadella |
| 98 | ROWE Racing | BMW M6 GT3 | Jesse Krohn Jens Klingmann Ricky Collard |
| 99 | ROWE Racing | BMW M6 GT3 | Marco Wittmann Alexander Sims Nicky Catsburg |
| 114 | Emil Frey Racing | Lexus RC-F GT3 | Stéphane Ortelli Norbert Siedler Markus Palttala |
| 911 | Manthey-Racing | Porsche 911 GT3 R | Romain Dumas Frédéric Makowiecki Dirk Werner |
| Pro-Am-Cup | |||
| 5 | Black Falcon | Mercedes-AMG GT3 | Kriton Lendoudis Saud Al Faisal Ruí Aguas |
| 11 | Kessel Racing | Ferrari 488 GT3 | Michal Broniszewski Alessandro Pier Guidi |
| 26 | Saintéloc Racing | Audi R8 LMS | Nyls Stievenart Marc Rostan Markus Winkelhock |
| 27 | Team Lazarus | Lamborghini Huracán GT3 | Miguel Ramos Fabrizio Crestani Giuseppe Cipriani |
| 31 | Team Parker Racing | Bentley Continental GT3 | Derek Pierce Rob Smith Seb Morris |
| 42 | Strakka Racing | Mercedes-AMG GT3 | Nick Leventis Lewis Williamson Chris Buncombe |
| 49 | Ram Racing | Mercedes-AMG GT3 | Salih Yoluc Euan Hankey |
| 51 | AF Corse | Ferrari 488 GT3 | Duncan Cameron Matt Griffin |
| 53 | AF Corse | Ferrari 488 GT3 | Niek Hommerson Louis Machiels Andrea Bertolini |
| 87 | Akka-ASP | Mercedes-AMG GT3 | Jean-Luc Beaubelique Mauro Ricci Nicolas Jamin |
| 333 | Rinaldi Racing | Ferrari 488 GT3 | Rinat Salikhov Alexander Mattschull Dominik Schwager |
| 888 | Car Collection Motorsport | Audi R8 LMS | Dimitri Parhofer Frank Stippler |
| 961 | 961 Corse | Ferrari 488 GT3 | Alex Demerdjian Lorenzo Bontempelli Giancarlo Fisichella |
| Silver Cup | |||
| 6 | Black Falcon | Mercedes-AMG GT3 | Hubert Haupt Gabriele Piana Abdulaziz Al Faisal |
| 12 | Ombra Racing | Lamborghini Huracán GT3 | Alex Frassinetti Andrea Rizzoli Romain Monti |
| 22 | RJN Motorsport | Nissan GT-R Nismo GT3 | Struan Moore Ricardo Sanchez Jordan Witt |
| 24 | Reiter Engineering | Lamborghini Gallardo R-EX | Lennart Marioneck Mads Siljehaug Patric Niederhauser |
| 28 | Team Lazarus | Lamborghini Huracán GT3 | Stefano Gattuso Federico Leo Arno Santamato |
| 54 | Emil Frey Racing | Jaguar GT3 | Adrian Zaugg Alex Fontana Mikael Grenier |
| 55 | Attempto Racing | Audi R8 LMS | Pieter Schothorst Steijn Schothorst Kelvin van der Linde |
| 78 | Barwell Motorsport | Lamborghini Huracán GT3 | Martin Kodric Michele Beretta Sandy Mitchell |
| 90 | Akka-ASP | Mercedes-AMG GT3 | Jack Manchester Nico Bastian Jules Szymkowiak |
| 97 | Oman Racing | Aston Martin Vantage GT3 | Ahmad Al-Harthy Euan McKay Charlie Eastwood |
| Am-Cup | |||
| 33 | ARC Bratislava | Mercedes-AMG GT3 | Miro Konopka Andrzej Lewandowski |
| 36 | Walkenhorst Motorsport | BMW M6 GT3 | Henry Walkenhorst Anders Buchardt Immanuel Vinke |
| 77 | Barwell Motorsport | Lamborghini Huracán GT3 | Leo Machitski Adrian Amstutz Francisco Guedes |
| 89 | Akka-ASP | Mercedes-AMG GT3 | Philippe Guiaque Eric Debard Fabien Barthez |
| 188 | Garage 59 | McLaren 650S GT3 | Alexander West Chris Goodwin Chris Harris |
| 488 | Rinaldi Racing | Ferrari 488 GT3 | Pierre Ehret Rory Penttinen Rick Yoon |
