| 1st | 31 | Derani / Aitken / Sims | Cadillac V-Series R | Whelen Engineering Racing Cadillac | 1:45.836 | 1:45.8360 | 1:48.4060 | no time | 1:47.3110 | 1:48.7990 |
| 2nd | 01 | Bourdais / van der Zande / Dixon | Cadillac V-Series R | Cadillac Racing | 1:45.923 | 1:45.9230 | 1:48.3110 | 1:52.2100 | 1:47.0750 | 1:54.1100 |
| 3rd | 10 | Taylor / Albuquerque / Deletraz | Acura ARX-06 | Konica Minolta Acura ARX-06 | 1:46.100 | 1:46.1000 | 1:48.7330 | no time | 1:47.1970 | 1:48.1270 |
| 4th | 6 | Jaminet / Cameron / Tandy | Porsche 963 | Porsche Penske Motorsports | 1:46.426 | 1:46.4260 | 1:49.0330 | 1:48.3980 | 1:48.0760 | 1:47.0860 |
| 5th | 60 | Blomqvist / Castroneves / Braun | Acura ARX-06 | Meyer Shank Racing w/ Curb Agajanian | 1:46.603 | 1:46.6030 | 1:49.0180 | no time | 1:47.0490 | 1:48.9180 |
| 6th | 24 | Farfus / Eng / Wittmann | BMW M Hybrid V8 | BMW M Team RLL | 1:46.756 | 1:46.7560 | 1:49.8050 | 1:51.2260 | 1:48.7900 | 1:49.5300 |
| 7th | 7 | Campbell / Nasr / Christensen | Porsche 963 | Porsche Penske Motorsports | 1:46.851 | 1:46.8510 | 1:48.6680 | | 1:47.6930 | 1:49.5010 |
| 8th | 25 | De Phillippi / van der Linde / Yelloly | BMW M Hybrid V8 | BMW M Team RLL | 1:46.908 | 1:46.9080 | 1:48.3990 | 1:49.5190 | 1:48.5120 | 1:49.0310 |
| 9th | 18 | Merriman / Rasmussen / Dalziel | Oreca 07 Gibson | Era Motorsport | 1:50.418 | 1:53.9630 | 1:50.4180 | 1:53.7560 | 1:50.5060 | 1:56.6890 |
| 10th | 11 | Thomas / Huffaker / Jensen | Oreca 07 Gibson | TDS Racing | 1:50.424 | 1:52.1690 | 1:50.4240 | 1:51.8900 | 1:51.2750 | 1:56.7040 |
| 11th | 04 | Kurtz / Siegel / Hanley | Oreca 07 Gibson | Crowdstrike Racing by APR | 1:50.924 | 1:52.4860 | 1:50.9240 | | 1:51.1660 | 1:54.2020 |
| 12th | 8 | Farano / McLaughlin / Simpson | Oreca 07 Gibson | Tower Motorsports | 1:51.033 | 1:53.5790 | 1:51.0330 | 1:52.8270 | 1:51.7080 | 1:57.0470 |
| 13th | 35 | Heriau / Pierson / Van Der Garde | Oreca 07 Gibson | TDS Racing | 1:51.140 | 1:51.9000 | 1:51.3620 | 1:53.7910 | 1:51.1400 | 1:54.4600 |
| 14th | 52 | Keating / Chatin / Quinn | Oreca 07 Gibson | PR1 Mathiasen Motorsports | 1:51.310 | 1:51.7800 | 1:51.5580 | 1:57.4540 | 1:51.3100 | 1:54.9950 |
| 15th | 20 | Andersen / Jones / Fjordbach | Oreca 07 Gibson | High Class Racing | 1:51.458 | 1:53.3500 | 1:51.8180 | 1:53.5120 | 1:51.4580 | 1:52.4880 |
| 16th | 51 | Lux / DeFrancesco / Fittipaldi | Oreca 07 Gibson | Rick Ware Racing | 1:52.564 | 1:53.6730 | 1:52.5640 | 1:55.6020 | 1:52.8170 | 1:58.8260 |
| 17th | 36 | van Berlo / Chaves / Andretti | Ligier JS P320 Nissan | Andretti Autosport | 1:55.215 | 1:55.2150 | 1:57.6680 | no time | 1:56.9820 | 1:59.0670 |
| 18th | 30 | Balogh / Grist / Dickerson | Ligier JS P320 Nissan | Jr III Racing | 1:56.349 | 1:58.0920 | 1:57.0730 | | 1:56.3490 | 2:04.5110 |
| 19th | 74 | Robinson / Burdon / Fraga | Ligier JS P320 Nissan | Riley | 1:56.417 | 1:57.0120 | 1:57.2880 | 2:03.1390 | 1:56.4170 | 1:58.8880 |
| 20th | 17 | Mantella / Varrone / Boyd | Duqueine D08 Nissan | AWA | 1:56.640 | 1:58.1640 | 1:57.3470 | 2:03.7990 | 1:56.6400 | 2:02.9350 |
| 21st | 4 | Kasemets / Estep / Lucas | Ligier JS P320 Nissan | Ave Motorsports | 1:56.874 | 1:56.8740 | 1:59.0340 | | 1:57.2290 | 2:02.4100 |
| 22nd | 85 | Goldburg / van der Helm / Bechtolsheimer | Duqueine D08 Nissan | JDC Miller MotorSports | 1:56.984 | 1:56.9840 | 1:58.4770 | 1:58.9270 | 1:57.1860 | 1:58.5000 |
| 23rd | 33 | Willsey / Barbosa / Pino | Ligier JS P320 Nissan | Sean Creech Motorsport | 1:57.020 | 1:59.4580 | 1:57.5310 | 2:03.4060 | 1:57.0200 | 2:01.4280 |
| 24th | 13 | Fidani / Bell / Kern | Duqueine D08 Nissan | AWA | 1:57.690 | 1:59.1600 | 1:57.6900 | 2:01.4490 | 1:57.6970 | 1:59.4700 |
| 25th | 38 | Allen / Nunez / Mau | Ligier JS P320 Nissan | Performance Tech Motorsports | 1:58.724 | 1:58.7240 | 1:59.0180 | | 1:59.0630 | 2:01.3690 |
| 26th | 3 | Garcia / Taylor / Milner | Chevrolet Corvette C8.R GTD | Corvette Racing | 1:59.315 | 1:59.3150 | 2:01.8630 | 2:02.0490 | 2:01.2600 | 2:02.4020 |
| 27th | 14 | Hawksworth / Barnicoat / Kirkwood | Lexus RC F GT3 | Vasser Sullivan | 1:59.582 | 1:59.5820 | 2:02.5860 | no time | 2:01.1560 | 2:00.8760 |
| 28th | 79 | Juncadella / Engel / Gounon | Mercedes-AMG GT3 Evo | WeatherTech Racing | 1:59.635 | 1:59.6350 | 2:01.8290 | 2:02.5900 | 2:01.4070 | 2:01.9750 |
| 29th | 93 | Marcelli / Formal / Harrison | Acura NSX GT3 | Racers Edge Motorsports with WTR | 1:59.714 | 1:59.7140 | 2:02.8970 | 2:06.0800 | 2:01.1940 | 2:01.8330 |
| 30th | 57 | Ellis / Dontje / Ward | Mercedes-AMG GT3 Evo | Winward Racing | 1:59.834 | 1:59.8340 | 2:01.9950 | 2:03.2110 | 2:01.2180 | 2:02.1040 |
| 31st | 23 | Riberas / Gunn / Pittard | Aston Martin Vantage AMR GT3 | Heart of Racing Team | 1:59.925 | 1:59.9250 | 2:02.1430 | 2:02.9480 | 2:01.3130 | 2:04.1930 |
| 32nd | 62 | Serra / Rigon / Casagrande | Ferrari 296 GT3 | Risi Competizione | 1:59.939 | 1:59.9390 | 2:02.0830 | 2:03.3720 | 2:01.3940 | 2:00.4490 |
| 33rd | 12 | Telitz / Thompson / Montecalvo | Lexus RC F GT3 | VasserSullivan | 1:59.944 | 1:59.9440 | 2:02.7670 | 2:02.7630 | 2:01.3500 | no time |
| 34th | 16 | Heylen / Robichon / Hardwick | Porsche 992 GT3 R | Wright Motorsports | 2:00.022 | 2:00.0220 | 2:02.5860 | 2:06.8200 | 2:01.4470 | 2:01.4480 |
| 35th | 023 | Rovera / Scardina / Triarsi | Ferrari 296 GT3 | Triarsi Competizione | 2:00.124 | 2:00.1240 | 2:03.1580 | 2:08.7680 | 2:02.5660 | 2:02.0310 |
| 36th | 1 | Snow / Sellers / Lewis | BMW M4 GT3 | Paul Miller Racing | 2:00.229 | 2:00.2290 | 2:02.7970 | 2:04.6320 | 2:01.8560 | 2:01.6790 |
| 37th | 96 | Gallagher / Foley / Dinan | BMW M4 GT3 | Turner Motorsport | 2:00.504 | 2:00.5040 | 2:02.7030 | 2:02.1670 | 2:01.5590 | 2:01.1280 |
| 38th | 78 | Spinelli / Goikhberg / Hites | Lamborghini Huracán GT3 Evo2 | Forte Racing Powered by USRT | 2:00.639 | 2:00.6390 | 2:03.3320 | 2:03.2020 | 2:02.0820 | 2:01.4770 |
| 39th | 63 | Perera / Pepper / Grosjean | Lamborghini Huracán GT3 Evo2 | Iron Lynx | 2:00.763 | 2:00.7630 | 2:02.6880 | 2:07.3530 | 2:01.6620 | 2:01.3500 |
| 40th | 9 | Bachler / Vanthoor / Pilet | Porsche 992 GT3 R | Pfaff Motorsports | 2:00.778 | no time | 2:02.3920 | 2:02.0860 | 2:01.5560 | 2:00.7780 |
| 41st | 32 | Grenier / Koch / Skeen | Mercedes-AMG GT3 Evo | Team Korthoff Motorsports | 2:00.841 | no time | 2:01.7730 | 2:06.2080 | 2:01.3780 | 2:00.8410 |
| 42nd | 95 | Auberlen / Edwards / Hull | BMW M4 GT3 | Turner Motorsport | 2:01.081 | no time | 2:03.1750 | 2:02.7750 | 2:02.3660 | 2:01.0810 |
| 43rd | 77 | Brynjolfsson / Hindman / Root | Porsche 992 GT3 R | Wright Motorsports | 2:01.092 | 2:02.6120 | 2:03.0120 | 2:03.8950 | 2:01.0920 | 2:05.0040 |
| 44th | 80 | Hyett / Priaulx / Jeannette | Porsche 992 GT3 R | AO Racing | 2:01.252 | 2:02.6780 | 2:02.4010 | 2:03.1290 | 2:01.2520 | 2:04.0110 |
| 45th | 70 | Iribe / Millroy / Schandorff | McLaren 720S GT3 Evo | Inception Racing | 2:01.395 | 2:01.3950 | 2:02.9570 | 2:03.0890 | 2:03.0090 | 2:02.5570 |
| 46th | 44 | Potter / Pumpelly / Lally | Aston Martin Vantage AMR GT3 | Magnus Racing | 2:01.437 | 2:02.1150 | 2:02.5800 | 2:04.6020 | 2:01.4370 | no time |
| 47th | 47 | Sernagiotto / Fuoco / Lacorte | Ferrari 296 GT3 | Cetilar Racing | 2:01.451 | 2:01.4510 | 2:02.6580 | 2:01.4850 | 2:02.0340 | 2:02.3150 |
| 48th | 21 | Mann / Molina / Castellacci | Ferrari 296 GT3 | AF Corse | 2:01.588 | 2:01.5880 | 2:03.1120 | 2:01.9990 | 2:02.8830 | 2:02.5060 |
| 49th | 27 | James / Sørensen / de Angelis | Aston Martin Vantage AMR GT3 | Heart of Racing Team | 2:01.652 | 2:01.6520 | 2:02.4680 | 2:02.6100 | 2:01.7550 | 2:03.3260 |
| 50th | 83 | Frey / Bovy / Gatting | Lamborghini Huracán GT3 Evo2 | Iron Dames | 2:01.652 | 2:01.6520 | 2:03.3490 | 2:16.2400 | 2:02.2780 | 2:02.0180 |
| 51st | 92 | Brule / Andlauer / Udell | Porsche 992 GT3 R | Kellymoss with Riley | 2:01.705 | 2:04.5550 | 2:02.7130 | no time | 2:01.7050 | 2:02.1090 |
| 52nd | 66 | Monk / Miller / Legge | Acura NSX GT3 | Gradient Racing | 2:01.708 | 2:03.3420 | 2:04.0510 | 2:02.5970 | 2:01.7080 | 2:01.8920 |
| 53rd | 91 | Metni / van Berlo / Evans | Porsche 992 GT3 R | Kellymoss with Riley | 2:01.833 | 2:01.9270 | 2:02.5290 | no time | 2:01.8330 | 2:03.2130 |