The Bathurst 12 Hour is split into classes with Class A fought amongst the Pro, Pro-Am, Silver, and Bronze Cup competitors in FIA GT3 homologated vehicles.
Class B is for Porche Carrera Cup cars while Class C is exclusively for FIA GT4 homologated vehicles.
Class I is designated Invitational Cup for cars that do not meet the aforementioned class structure. Cars such as the IRC GT and GT2 vehicles fit into this category.
2025 Bathurst 12 Hour entry list
| Num | Team | Drivers | Make/Model | Class |
| 4 | Grove Racing | Stephen Grove/Brenton Grove/Fabian Schiller | Mercedes-AMG GT3 | Bronze |
| 9 | Hallmarc Racing | Marc Cini/Lee Holdsworth/Dean Fiore | Audi R8 LMS EVO | Bronze |
| 14 | Volante Rosso Motorsport | Jaylyn Robotham/Jamie Day/Mateo Villagomez | Aston Martin Vantage GT3 | Silver |
| 19 | Team Nineteen | Mark Griffith/Adam Christodoulou/Daniel Bilski | Mercedes-AMG GT4 | GT4 |
| 24 | Method Motorsport | Anthony Levitt/Jake Santalucia/Cameron Campbell | McLaren Artura GT4 | GT4 |
| 25 | Method Motorsport | Tom Hayman/Paul Buccini/Ryan Sorensen | McLaren Artura GT4 | GT4 |
| 26 | Arise Racing GT | Chaz Mostert/Will Brown/Daniel Serra | Ferrari 296 GT3 | Pro |
| 27 | Heart of Racing by SPS | Ross Gunn/Zacharie Robichon/Ian James | Mercedes-AMG GT3 | Bronze |
| 32 | Team WRT | Augusto Farfus/Sheldon van der Linde/Kelvin van der Linde | BMW M4 GT3 | Pro |
| 36 | Arise Racing GT | Jaxon Evans/Brad Schumacher/Elliott Schutte/Alessio Rovera | Ferrari 296 GT3 | Pro-Am |
| 44 | Valmont Racing/Tigani Motorsport | Sergio Pires/Marcel Zalloua/Scott Andrews | Audi R8 LMS EVO | Pro-Am |
| 46 | Team WRT | Valentino Rossi/Charles Weerts/Rafaelle Marciello | BMW M4 GT3 | Pro |
| 47 | Supabarn Supermarkets/Tigani Motorsport | James Koundouris/Theo Koundouris /David Russell/Luke Youlden | Mercedes-AMG GT3 | Silver |
| 50 | Vantage Team KTM | David Crampton/Trent Harrison /Glen Wood | KTM X-Bow GT2 | Invitational |
| 75 | SunEnergy1 Racing | Kenny Habul/Jules Gounon/Luca Stolz | Mercedes-AMG GT3 | Pro |
| 77 | Craft-Bamboo Racing | Maximilian Gotz/Lucas Auer/Jayden Ojeda | Mercedes-AMG GT3 | Pro |
| 91 | The Bend | Yasser Shahin/Sam Shahin/Laurin Heinrich/Morris Schuring | Porsche 911 GT3 R | Pro-Am |
| 93 | Wall Racing | Adrian Deitz/Tony D’Alberto/Grant Denyer/Brendon Leitch | Lamborghini Huracan GT3 EVO II | Silver |
| 183 | Jamec Racing/Melbourne Performance Centre | Liam Talbot/Broc Feeney/Ricardo Feller | Audi R8 LMS EVO | Pro |
| 222 | Scott Taylor Motorsport | Craig Lowndes/Thomas Randle/Cameron Waters | Mercedes-AMG GT3 | Pro |
| 888 | Team GMR | Maro Engel/Maxime Martin/Mikael Grenier | Mercedes-AMG GT3 | Pro |
| 911 | Absolute Racing | Matt Campbell/Ayhancan Guven/Alessio Picariello | Porsche 911 GT3 R | Pro |
