| 1st | 01 | Bourdais / van der Zande | Cadillac V-Series.R | Cadillac Racing | 1:14.592 | 1:14.5920 | 1:16.8850 | 1:16.1770 | 1:16.2020 |
| 2nd | 40 | Deletraz / Taylor | Acura ARX-06 | Wayne Taylor Racing with Andretti | 1:14.817 | 1:14.8170 | 1:16.9230 | 1:16.7800 | 1:15.4220 |
| 3rd | 6 | Jaminet / Tandy | Porsche 963 | Porsche Penske Motorsport | 1:14.848 | 1:14.8480 | 1:16.6620 | 1:16.1380 | 1:16.1390 |
| 4th | 31 | Aitken / Derani / *Blomqvist | Cadillac V-Series.R | Whelen Cadillac Racing | 1:14.936 | 1:14.9360 | 1:17.2490 | 1:16.8840 | 1:16.2070 |
| 5th | 25 | Yelloly / De Phillippi | BMW M Hybrid V8 | BMW M Team RLL | 1:14.996 | 1:14.9960 | 1:16.8720 | 1:16.5650 | 1:16.3890 |
| 6th | 10 | Albuquerque / Taylor | Acura ARX-06 | Wayne Taylor Racing with Andretti | 1:15.008 | 1:15.0080 | 1:16.4640 | 1:17.0100 | 1:15.8530 |
| 7th | 7 | Nasr / Cameron | Porsche 963 | Porsche Penske Motorsport | 1:15.083 | 1:15.0830 | 1:17.2950 | 1:16.8910 | 1:15.7040 |
| 8th | 24 | Eng / Krohn | BMW M Hybrid V8 | BMW M Team RLL | 1:15.120 | 1:15.1200 | 1:16.6300 | 1:16.7020 | 1:16.1470 |
| 9th | 5 | Picariello / Viscaal / Bruni | Porsche 963 | Proton Competition Mustang Sampling | 1:15.343 | 1:15.3430 | 1:16.2290 | 1:16.8440 | 1:16.5060 |
| 10th | 63 | Grosjean / Caldarelli / Cairoli | Lamborghini SC63 | Lamborghini Iron Lynx | 1:15.495 | 1:15.4950 | 1:17.4300 | 1:17.1510 | 1:15.8400 |
| 11th | 85 | Hanson / Westbrook / van der Helm | Porsche 963 | JDC-Miller MotorSports | 1:15.767 | 1:15.7670 | 1:16.7010 | 1:17.7110 | 1:17.1280 |
| 12th | 11 | McElrea / Jensen / Thomas | Oreca 07 Gibson | TDS Racing | 1:17.368 | 1:18.0790 | 1:17.4980 | 1:17.3680 | 1:17.8730 |
| 13th | 2 | Pino / Hanley / Keating | Oreca 07 Gibson | United Autosports USA | 1:17.560 | 1:18.0910 | 1:18.2920 | 1:18.1640 | 1:17.5600 |
| 14th | 52 | Smiechowski / Dillmann / Boulle | Oreca 07 Gibson | Inter Europol by PR1 Mathiasen Motorsports | 1:17.618 | 1:17.6180 | 1:18.2430 | 1:17.8190 | 1:17.7320 |
| 15th | 8 | Dinan / Eastwood / Farano | Oreca 07 Gibson | Tower Motorsports | 1:17.743 | 1:20.5960 | 1:17.7430 | 1:17.9010 | 1:17.9680 |
| 16th | 74 | Burdon / Fraga / Robinson | Oreca 07 Gibson | Riley | 1:17.797 | 1:18.9760 | 1:17.7970 | 1:18.4680 | 1:18.0210 |
| 17th | 22 | Garg / di Resta / Goldburg | Oreca 07 Gibson | United Autosports USA | 1:17.807 | 1:18.1800 | 1:18.2830 | 1:18.5980 | 1:17.8070 |
| 18th | 88 | Murry / Nielsen / Pérez Companc | Oreca 07 Gibson | Richard Mille AF Corse | 1:17.825 | 1:18.6810 | 1:18.1370 | 1:18.2780 | 1:17.8250 |
| 19th | 99 | Brabham / Chatin / Hyett | Oreca 07 Gibson | AO Racing | 1:18.107 | 1:18.1070 | 1:18.2760 | 1:18.6100 | 1:18.4690 |
| 20th | 18 | Zilisch / Dalziel / Merriman | Oreca 07 Gibson | Era Motorsport | 1:18.259 | 1:20.0280 | 1:18.2590 | 1:18.7020 | 1:18.2660 |
| 21st | 20 | Huffaker / Lucas / Andersen | Oreca 07 Gibson | MDK by High Class Racing | 1:18.450 | 1:20.3150 | 1:19.1020 | 1:18.4500 | 1:19.1810 |
| 22nd | 77 | Christensen / Heinrich | Porsche 992 GT3 R | AO Racing | 1:23.150 | 1:23.1500 | 1:24.1920 | 1:24.7560 | 1:23.4240 |
| 23rd | 4 | Catsburg / Milner | Chevrolet Corvette C8 Z06 GT3.R | Corvette Racing by Pratt Miller Motorsports | 1:23.209 | 1:23.2090 | 1:24.5940 | 1:25.2500 | 1:23.6350 |
| 24th | 64 | Rockenfeller / Tincknell | Ford Mustang GT3 | Ford Multimatic Motorsports | 1:23.245 | 1:23.2450 | 1:24.3260 | 1:24.5250 | 1:23.7660 |
| 25th | 1 | Verhagen / Snow / Sellers | BMW M4 GT3 | Paul Miller Racing | 1:23.261 | 1:23.2610 | 1:24.1160 | 1:24.1050 | 1:23.6350 |
| 26th | 3 | Sims / Garcia | Chevrolet Corvette C8 Z06 GT3.R | Corvette Racing by Pratt Miller Motorsports | 1:23.298 | 1:23.2980 | 1:23.8560 | 1:24.7360 | 1:23.8540 |
| 27th | 23 | Riberas / Gunn | Aston Martin Vantage GT3 Evo | Heart of Racing Team | 1:23.344 | 1:23.3440 | 1:24.1580 | 1:24.3730 | 1:23.5160 |
| 28th | 62 | Rigon / Serra | Ferrari 296 GT3 | Risi Competizione | 1:23.399 | 1:23.3990 | 1:23.9820 | 1:24.9310 | 1:23.5250 |
| 29th | 027 | Farnbacher / de Angelis | Aston Martin Vantage GT3 Evo | Heart of Racing Team | 1:23.506 | 1:23.5060 | 1:24.7200 | 1:24.3530 | 1:23.8330 |
| 30th | 32 | Skeen / Koch / Grenier | Mercedes-AMG GT3 | Korthoff/Preston Motorsports | 1:23.537 | 1:23.5370 | 1:24.4040 | 1:24.7010 | 1:24.3110 |
| 31st | 9 | Jarvis / Kirchhöfer | McLaren 720S GT3 Evo | Pfaff Motorsports | 1:23.576 | 1:23.9230 | 1:24.4850 | 1:24.0300 | 1:23.5760 |
| 32nd | 55 | Barker / Lewis / Levorato | Ford Mustang GT3 | Proton Competition | 1:23.799 | 1:23.7990 | 1:24.9420 | 1:24.7770 | 1:24.0130 |
| 33rd | 86 | Leitch / Fjordbach / Li | Porsche 992 GT3 R | MDK Motorsports | 1:23.822 | 1:24.6600 | 1:24.4360 | 1:24.3330 | 1:23.8220 |
| 34th | 023 | Scardina / Triarsi / *Agostini | Ferrari 296 GT3 | Triarsi Competizione | 1:23.855 | 1:24.7020 | 1:26.4320 | 1:23.8550 | 1:24.5340 |
| 35th | 75 | Mostert / Love / Habul | Mercedes-AMG GT3 | Sun Energy 1 | 1:23.856 | 1:23.8560 | 1:24.3360 | no time | 1:24.4860 |
| 36th | 19 | Paul / *Engstler | Lamborghini Huracán GT3 Evo2 | Iron Lynx | 1:23.886 | 1:23.8860 | 1:26.5790 | 1:25.0420 | 1:24.4920 |
| 37th | 14 | Barnicoat / Hawksworth | Lexus RC F GT3 | VasserSullivan | 1:23.909 | 1:23.9090 | 1:24.3410 | 1:24.6440 | 1:24.2180 |
| 38th | 57 | Dontje / Ellis / Ward | Mercedes-AMG GT3 | Winward Racing | 1:23.920 | 1:24.1140 | 1:24.9120 | 1:24.5750 | 1:23.9200 |
| 39th | 78 | DeFrancesco / Spinelli / Goikhberg | Lamborghini Huracán GT3 Evo2 | Forte Racing | 1:23.936 | 1:24.1280 | 1:25.0290 | 1:23.9360 | 1:23.9920 |
| 40th | 12 | Thompson / Montecalvo / *Telitz | Lexus RC F GT3 | VasserSullivan | 1:23.939 | 1:23.9390 | 1:25.0370 | 1:25.1460 | 1:24.3280 |
| 41st | 96 | Walker / Gallagher / Foley | BMW M4 GT3 | Turner Motorsport | 1:23.948 | 1:23.9480 | 1:24.4170 | 1:24.6000 | 1:24.4540 |
| 42nd | 65 | Müller / Hand | Ford Mustang GT3 | Ford Multimatic Motorsports | 1:23.984 | 1:23.9840 | 1:24.6740 | 1:24.7360 | 1:24.0490 |
| 43rd | 83 | Bovy / Frey / Gatting | Lamborghini Huracán GT3 Evo2 | Iron Dames | 1:24.042 | 1:24.4820 | 1:24.7020 | 1:25.8350 | 1:24.0420 |
| 44th | 13 | Kern / Bell / Fidani | Chevrolet Corvette C8 Z06 GT3.R | AWA | 1:24.120 | 1:25.7220 | 1:24.1200 | 1:25.2290 | 1:24.4560 |
| 45th | 21 | Molina / Heriau / Mann | Ferrari 296 GT3 | AF Corse | 1:24.183 | 1:24.7880 | 1:26.3010 | 1:24.1830 | 1:24.5320 |
| 46th | 70 | Millroy / Schandorff / Iribe | Ferrari 296 GT3 | Inception Racing | 1:24.225 | 1:25.1540 | 1:24.6410 | 1:24.8250 | 1:24.2250 |
| 47th | 34 | Sbirrazzuoli / Costa / Franco | Ferrari 296 GT3 | Conquest Racing | 1:24.257 | 1:24.3860 | 1:24.4670 | 1:24.3210 | 1:24.2570 |
| 48th | 120 | Heylen / Skeer / Adelson | Porsche 992 GT3 R | Wright Motorsports | 1:24.283 | 1:24.7960 | 1:24.2830 | 1:24.2980 | 1:24.7310 |
| 49th | 45 | Doyle / Formal / Marcelli | Lamborghini Huracán GT3 Evo2 | Wayne Taylor Racing with Andretti | 1:24.355 | 1:24.3550 | 1:25.0710 | 1:25.3880 | 1:24.3880 |
| 50th | 56 | Vilander / Lindh / Hedman | Ferrari 296 GT3 | DragonSpeed | 1:24.397 | no time | 1:25.1940 | 1:24.9340 | 1:24.3970 |
| 51st | 80 | Andrews / Pinto de Andrade / Yoluc | Mercedes-AMG GT3 | Lone Star Racing | 1:24.404 | no time | 1:24.4890 | 1:25.1630 | 1:24.4040 |
| 52nd | 66 | McAleer / Calderón / Monk | Acura NSX GT3 | Gradient Racing | 1:24.413 | 1:24.5590 | 1:24.4130 | 1:24.7070 | 1:24.5650 |
| 53rd | 44 | Pumpelly / Lally / Potter | Aston Martin Vantage GT3 Evo | Magnus Racing | 1:24.548 | 1:25.3370 | 1:24.5480 | 1:25.1320 | 1:24.6470 |
| 54th | 90 | Dickinson / van Berlo / Pedersen | Porsche 992 GT3 R | KellyMoss with Riley | 1:24.595 | 1:24.5950 | 1:25.0050 | 1:25.4220 | 1:24.7590 |
| 55th | 47 | Fuoco / Sernagiotto / Lacorte | Ferrari 296 GT3 | Cetilar Racing | 1:24.629 | 1:25.1840 | 1:25.0150 | 1:24.6290 | 1:25.0940 |
| 56th | 43 | Hargrove / Chaves / Andretti | Porsche 992 GT3 R | Andretti Motorsports | 1:24.925 | 1:25.4270 | 1:25.6430 | 1:24.9250 | 1:24.9380 |