| 6 | Herber / van der Aa | BoDa by Bas Koeten Racing (NL) | Bentley | Continental GT3 | | Bentley | GT3 | GT3 Am |
| 18 | Doppelmayr / Kaffer / Erhart / Krupinski | Phoenix Racing (D) | Audi | R8 LMS | GT3 Evo II | Audi | GT3 | GT3 Pro-Am |
| 22 | Weiss / Weiss / Krumbach / Keilwitz | WTM Racing (D) | Ferrari | 488 | GT3 | Ferrari | GT3 | GT3 Pro-Am |
| 26 | Esteves / Paque / Kelders / Gachet | Sainteloc Racing (F) | Audi | R8 LMS | GT3 Evo II | Audi | GT3 | GT3 Am |
| 34 | Kirchhoff / Edelhoff / Müller | Car Collection Motorsport (D) | Audi | R8 LMS | GT3 Evo II | Audi | GT3 | GT3 Am |
| 61 | D'Silva / Sathienthirakul / Kingsley | EBM (NZ) | Porsche | 991 GT3 R | II | Porsche | GT3 | GT3 Pro |
| 71 | Adomavičius / Gelžinis / Gelžinis | Juta Racing (LT) | Audi | R8 LMS | GT3 Evo | Audi | GT3 | GT3 Pro |
| 85 | Putman / Espenlaub / Lewis | CP Racing (USA) | Mercedes-AMG | GT3 | | Mercedes-AMG | GT3 | GT3 Am |
| 91 | Allemann / Bohn / Häring | Herberth Motorsport (D) | Porsche | 991 GT3 R | II | Porsche | GT3 | GT3 Am |
| 102 | Holmgaard / Holmgaard / Edland / Vedel | Holmgaard Motorsport (DK) | VW | Golf | GTi TCR DSG | VW | TCR | |
| 104 | Stasionis / Piirimägi / Gečiauskas | NOKER racing team (LT) | VW | Golf GTi TCR SEQ | | VW | TCR | |
| 105 | Globyte / Salys / Liatukas | GSR Motorsport (LT) | VW | Golf GTi TCR SEQ | | VW | TCR | |
| 116 | Preisig / Danz / Menden | Wolf-Power Racing (CH) | Audi | RS3 | LMS | Audi | TCR | |
| 117 | Dasi / Parera / Vallers | PCR Sport (E) | Cupra | León | Competición TCR | Seat | TCR | |
| 123 | Belloc Diaz / Belloc Ruiz / Rodríguez Sastre | RAIL EQUIP BY TOTCAR SPORT (E) | Cupra | León | TCR DSG | Seat | TCR | |
| 151 | Vinyes / Font | Baporo Motorsport (E) | Cupra | León | TCR DSG | Seat | TCR | |
| 159 | Nuya / Kusiri / Kusiri / Sathienthirakul | BBR (T) | Cupra | León | Competición TCR | Seat | TCR | |
| 188 | Perrin / Detry / Mettler | AC Motorsport (B) | Audi | RS3 | LMS DSG | Audi | TCR | |
| 205 | Ellis / Loucas / Loucas / Hollings | Valluga (GB) | Porsche | 718 Cayman | GT4 Clubsport MR | Porsche | TCX | |
| 221 | Denys / de Borle / Dewulf | Xwift Racing (B) | Ligier | JS2 R | | Ford | TCX | |
| 225 | Houdré / Gloz | PR-V (F) | Porsche | 718 Cayman | GT4 Clubsport MR | Porsche | TCX | |
| 255 | Morales / Grammatico / Lessennes | COGEMO / TLRT (F) | BMW | M2 | CS Racing (450HP) | BMW | TCX | |
| 280 | Osborne / May / May | Apo sport (GB) | Ginetta | G55 | | | TCX | |
| 339 | Cox / Sharpe / Haynes | WEC Motorsport (GB) | BMW | E46 M3 | | BMW | TC | |
| 400 | Behrens / Roos | ALFAB Racing (S) | McLaren | 570S | GT4 | McLaren | GT4 | |
| 404 | Palttala / Wrede / Vanhanen | Westend Racing (FIN) | Porsche | 718 Cayman | GT4 Clubsport MR | Porsche | GT4 | |
| 416 | Koloc / Koloc / Lacko | Buggyra ZM Racing (UAE) | Mercedes-AMG | GT4 | | Mercedes-AMG | GT4 | |
| 421 | Jones / Spinoy / Thomas | TEAM ACP - Tangerine Associates (B) | BMW | M4 | F82 GT4 | BMW | GT4 | |
| 422 | Sari / Sari / Peters | Veidec Racing by JJ Motorsport (B) | BMW | M4 | F82 GT4 | BMW | GT4 | |
| 478 | White / Tomlinson / Simpson | CWS Engineering (GB) | Ginetta | G56 | GT4 | Ginetta | GT4 | |
| 499 | Bakkerud / Garcia / Kolb | Car Collection Motorsport (D) | Audi | R8 LMS | GT4 | Audi | GT4 | |
| 701 | Amrouche / Bonnel / Lajoux | Vortex V8 (F) | Vortex | 1.0 | | | GTX | |
| 702 | Courtois / Gimond / Gruau | Vortex V8 (F) | Vortex | 1.0 | | | GTX | |
| 710 | Li / Brunot / Cooke | Leipert Motorsport (D) | Lamborghini | Huracán Super Trofeo | | Lamborghini | GTX | |
| 719 | Goder / Oehme / Schlüter | 9und11 Racing (D) | Porsche | 991 GT3 Cup | II MR | Porsche | GTX | |
| 720 | Butkevicius / Michelon / Paskevicius | RD Signs – Siauliai racing team (LT) | Lamborghini | Huracán Super Trofeo | | Lamborghini | GTX | |
| 903 | Redant / Redant / Redant | Red Ant Racing (B) | Porsche | 992 GT3 Cup | | Porsche | 992 | 992 Am |
| 904 | Wils / Hensen | Red Ant Racing (B) | Porsche | 992 GT3 Cup | | Porsche | 992 | 992 Am |
| 906 | van Berlo / van Haeren / van Berlo | Van Berlo Motorsport by Bas Koeten Racing (NL) | Porsche | 991 GT3 Cup | II | Porsche | 991 | |
| 909 | Breukers / Breukers / Breukers | Red Camel-Jordans.nl (NK) | Porsche | 992 GT3 Cup | | Porsche | 992 | 992 Pro |
| 910 | Burguera / Cintrano / Clucas | E2P Racing (E) | Porsche | 991 GT3 Cup | II | Porsche | 991 | |
| 912 | Polette / Lelievre / Demorge / Dezoteux / Ancel | Porsche Lorient Racing (F) | Porsche | 992 GT3 Cup | | Porsche | 992 | 992 Am |
| 928 | Bessem / Hilders | NKPP by HRT Performance (D) | Porsche | 992 GT3 Cup | | Porsche | 992 | 992 Am |
| 929 | Buri / Laaksonen / Rautiainen | HRT Performance (D) | Porsche | 992 GT3 Cup | | Porsche | 992 | 992 Am |
| 979 | Dons / Bastien / De Wilde | Speed Lover (B) | Porsche | 992 GT3 Cup | | Porsche | 992 | 992 Am |