| 4 | Keating / Bleekemolen / Fraga / MacNeil | Black Falcon (D) | Mercedes-AMG | GT3 | | Mercedes-AMG | A6 | A6 Pro |
| 34 | Kirchhoff / Edelhoff / Grimm / Vogler / Edelhoff | Car Collection Motorsport (D) | Audi | R8 LMS | GT3 Evo | Audi | A6 | A6 Am |
| 41 | Mancuso / Negro / Rogivue | HB Racing (A) | Ferrari | 488 | GT3 | Ferrari | A6 | A6 Am |
| 70 | Foster / Berry / Zang / Kurtz | Toksport WRT (D) | Mercedes-AMG | GT3 | | Mercedes-AMG | A6 | A6 Am |
| 73 | Brynjolfsson / Hindman / Heylen / Heistand | VOLT Racing (USA) | Porsche | 991 GT3 R | | Porsche | A6 | A6 Pro |
| 85 | Putman / Espenlaub / Foster / Lewis | CP Racing (USA) | Mercedes-AMG | GT3 | | Mercedes-AMG | A6 | A6 Am |
| 90 | Stolz / Still / Konrad / Jefferies | Toksport WRT (D) | Mercedes-AMG | GT3 | | Mercedes-AMG | A6 | A6 Pro |
| 91 | Allemann / Bohn / Renauer / Renauer | Herberth Motorsport (D) | Porsche | 991 GT3 R | II | Porsche | A6 | A6 Pro |
| 101 | Breukers / Liquorish / Daniel / Hevey | Red Camel-Jordans.nl (NL) | Cupra | León | TCR DSG | Seat | TCR | |
| 107 | Hall / Kemp / Tinn / Black | MONLAU COMPETICION (E) | Cupra | León | TCR DSG | Seat | TCR | |
| 112 | Ogay / Kletzer / Ferri / Vescovi / Mettler | Autorama Motorsport by Wolf-Power Racing (CH) | VW | Golf | GTi TCR DSG | VW | TCR | |
| 114 | Desserich / Tanner / Mettler / Ulrich / Ogay | Autorama Motorsport by Wolf-Power Racing (CH) | VW | Golf | GTi TCR DSG | VW | TCR | |
| 126 | Henderson / Hagler / Boes / Lamb | Atlanta Speedwerks (USA) | Honda | Civic FK7 TCR | | Honda | TCR | |
| 131 | Danz / Buri / Laaksonen / Jost | TOPCAR sport by Bas Koeten Racing (CH) | Cupra | León | TCR DSG | Seat | TCR | |
| 188 | Perrin / Radermecker / Taskinen / Neal | AC Motorsport (B) | Audi | RS3 | LMS DSG | Audi | TCR | |
| 388 | Boyd / Gottsacker / Lazzaro / Tan / Wolfe | ST Racing (CDN) | BMW | M4 | F82 GT4 | BMW | GT4 | |
| 401 | Smith / Dileo / DiLeo / Buford | Racers Edge Motorsports (USA) | Sin | R1 | GT4 | Chevrolet | GT4 | |
| 411 | Van Dongen / Miller / Jorgensen / Strom | RHC Jorgensen/Strom (USA) | BMW | M4 | F82 GT4 | BMW | GT4 | |
| 433 | Ward / Ward / Ellis / Wilson | Winward Racing (USA) | Mercedes-AMG | GT4 | | Mercedes-AMG | GT4 | |
| 450 | Jorgensen / Strom / Van Dongen / Miller | RHC Jorgensen/Strom (USA) | BMW | M4 | F82 GT4 | BMW | GT4 | |
| 451 | Meyer / Simon / Tibbett / Hart / Travis | Sorg Rennsport (D) | BMW | M4 | F82 GT4 | BMW | GT4 | |
| 464 | Böhm / König / Schneider / Sartingen / Schwerfeld | Black Falcon Team Textar (D) | Mercedes-AMG | GTX | | | SPX | |
| 710 | Schlotter / Schjerpen / Karachev / Soglaev / Gorski | Leipert Motorsport (D) | Lamborghini | Huracán Super Trofeo Evo 2018 | | Lamborghini | SPX | |
| 717 | Briody / Thorsen / Euser / Allpass / Sluys | Cor Euser Racing (NL) | MARC | II V8 | | Ford | SPX | |
| 851 | Tagle / Nielsen / Woody II / Schwartz | Sorg Rennsport (D) | BMW | M240i | Racing Cup | BMW | CUP1 | |
| 906 | Metni / Ducote / Ducote / Ducote / Davis | Kelly-Moss Road and Race (USA) | Porsche | 991 GT3 Cup | II | Porsche | 991 | |
| 910 | Metni / Ducote / Ducote / Ducote / Davis | Kelly-Moss Road and Race (USA) | Porsche | 991 GT3 Cup | II | Porsche | 991 | |
| 911 | Demorge / Mouez / Bastien / Ancel | Porsche Lorient Racing (F) | Porsche | 991 GT3 Cup | II | Porsche | 991 | |
| 978 | Verburg / Farmer / Tan / Paque | Speed Lover (B) | Porsche | 991 GT3 Cup | II | Porsche | 991 | |
| 980 | Michelon / Marmureanu / Littman / Schöll / Roberts | MRS GT-Racing (D) | Porsche | 991 GT3 Cup | II | Porsche | 991 | |