| # | Team | Car | Drivers |
| 19 | Hogs Breath Café/Griffith Corporation | Ginetta G55 GT4 | Mark Griffith |
| 48 | Interlloy M Motorsport | KTM X-Bow | Justin McMillan/Glen Wood |
| 50 | Interlloy M Motorsport | KTM X-Bow | David Crampton/Trent Harrison |
| 67 | JMG Bilstein | Aston Martin Vantage GT4 | Jeremy Gray/Andrew Miedecke |
| 1 | Valvoline | Audi R8 LMS | Geoff Emery/Garth Tander |
| 3 | Ah Apartments | Audi R8 LMS | Ash Samadi/Dylan O’Keeffe |
| 6 | Timken Zagame Motorsport | Lamborghini Huracan | Adrian Deitz/Cameron McConville |
| 7 | Mriani Beef Jerky | McLaren 650S GT3 | Tony Quinn/Shane van Gisbergen |
| 8 | WM Waste Management | Mercedes-AMG GT3 | Max Twigg/Tony D’Alberto |
| 11 | Objective Racing | McLaren 650S GT3 | Tony Walls/Warren Luff |
| 24 | KFC/Ctech Laser/Moveitnet/B&B | Audi R8 LMS | Tony Bates/Daniel Gaunt |
| 29 | Haemokinesis/Trofeo Estate/FreeM | Lamborghini Huracan | Jim Manolios/Dean Canto |
| 59 | Total/Opti-Coat/Logitech | McLaren 650S GT3 | Fraser Ross/Duvashen Padayachee |
| 63 | Eggleston Motorsport | Mercedes-AMG GT3 | Peter Hackett/Jake Fouracre |
| 88 | Maranello Motorsport | Ferrari 488 GT3 | Peter Edwards/John Bowe |
| 98 | Aussie Driver Search | Mercedes-AMG GT3 | Jaie Robson/David Reynolds |
| 100 | BMW Team SRM | BMW M6 GT3 | Steve Richards/Dean Grant |
| 222 | Scott Taylor Motorsport | Mercedes-AMG GT3 | Scott Taylor/Craig Baird |
| 777 | The Bend Motorsport Park | Mercedes-AMG GT3 | Yasser Shahin/Luke Youlden |
