Treino classificatório foi realizado debaixo de muita chuva. Com o grid sendo formado pelas classes, e não pelos tempos.
Com isso, a pole ficou com o quarteto Mikhail Aleshin/Kiryll Ladygin/Nicolas  Minassian/Maurizio Mediani (BR01-Nissan/SMP).
Três brasileiros alinham na sequencia: Â Pipo Derani (Ligier JSP2-Honda/ Extreme Speed), Oswaldo Negri (Ligier JSP2-Honda/Shank) e Rubens Barrichello (Dallara-Corvette/Taylor).
Entre os demais brasileiros na prova, Tony Kanaan (Riley-Ford/Ganassi) alinha na quarta fila, Â Christian Fittipaldi (Coyote-Corvette/AXRacing) na sexta, Daniel Serra (Ferrari 488/ Corsa) na 13ª e Augusto Farfus (BMW M6/ Rahal) na 14ª.
O carro mais rápido no treino classificatório foi o Porsche 991 da Core, da classe GT. Com o tempo de 2m01s408.Â
Mediani/Minassian/Aleshin/Ladygin (BR01-Nissan) – SMP – 2’05â€793
Sharp/Brown/van Overbeek/Derani (Ligier JSP2-Honda) – Extreme Speed – 2’06â€304
2. fila
Pew/Negri/Allmendinger/Pla (Ligier JSP2-Honda) – Shank – 2’07â€432
R.Taylor/J.Taylor/Angelelli/Barrichello (Dallara-Corvette) – Taylor – 2’07â€966
3. fila
Stroll/Wurz/Hartley/Priaulx (Riley-Ford) – Ganassi – 2’08â€639
Cameron/Curran/Pagenaud/Adam (Coyote-Corvette) – AXRacing – 2’10â€016
4. fila
Dixon/Kanaan/McMurray/Larson (Riley-Ford) – Ganassi – 2’10â€094
Dalziel/Goossens/Hunter-Reay (Coyote-Corvette) – SDR – 2’10â€610
5. fila
DeFoor/Schroeder/Hinton/Gruber/Pace (Riley-BMW) – HTH – 2’13â€116
Jo.Miller/T.Long/Devlin (Lola-Mazda) – SpeedSource – 2’13â€380
6. fila
Fittipaldi/Barbosa/Albuquerque/Pruett (Coyote-Corvette) – AXRacing – 2’15â€707
Bomarito/Nunez/Pigot (Lola-Mazda) – SpeedSource – 2’16â€429
7. fila
Legge/Meyrick/Rayhall/Wirth (DeltaWing DWC13-AER) – Panoz – s.t.
Drissi/Drumwright/Mowlem/Vera/Gaughan (Oreca FLM09) – BAR1 – 2’05â€708
8. fila
C.Miller/Goikhberg/Simpson/Koch (Oreca FLM09) – JDC/Miller – 2’07â€413
Merzon/Eversley/R.Lewis/Yount/Falb (Oreca FLM09) – BAR1 – 2’07â€485
9. fila
French/Ji.Norman/Jo.Norman/Gdovic (Oreca FLM09) – Perf.Tech – 2’11â€110
Popow/van der Zande/Cumming/Hawksworth (Oreca FLM09) – Starworks – 2’19â€760
10. fila
Kvamme/Johnston/Engel/Rosenqvist (Oreca FLM09) – Starworks – 2’28â€250
Alon/Kimber-Smith/J.Gutierrez/Boulle (Oreca FLM09) – PR1 – s.t.
11. fila
Bennett/Braun/Wilkins/Plowman (Oreca FLM09) – CORE – s.t.
12. fila
Pilet/Tandy/Estre (Porsche 991) – CORE – 2’01″408
Bamber/Makowiecki/Christensen (Porsche 991) – CORE – 2’02″364
13. fila
Luhr/J.Edwards/Wittmer/Rahal (BMW M6) – Rahal – 2’02″497
Pier Guidi/Premat/Serra/Rojas (Ferrari 488) – Corsa – 2’03″309
14. fila
Fisichella/Vilander/Rigon/Beretta (Ferrari 488) – Risi – 2’03″386
Auberlen/Werner/Farfus/Spengler (BMW M6) – Rahal – 2’03″974
15. fila
Gavin/Milner/Fassler (Corvette C7.R) – Corvette – 2’03″974
Garcia/Magnussen/Rockenfeller (Corvette C7.R) – Corvette – 2’05″979
16. fila
Hand/D.Müller/Bourdais (Ford GT) – Ganassi – 2’06″758
Dalla Lana/Lamy/Lauda/Stanaway (Aston Martin Vantage) – Aston Martin – 2’07″982
17. fila
Briscoe/Westbrook/Mücke (Ford GT) – Ganassi – 2’08″440
Shaytar/Bertolini/Bruni/Calado (Ferrari 488) – SMP – s.t.
18. fila
Lindsey/M.McMurry/Bergmeister/Siedler (Porsche 991) – Park Place – 2’05″798
Ineichen/Willsey/Konrad/Babini/Basseng (Lamborghini Huracan) – Konrad – 2’06″357
19. fila
D.MacNeil/C.MacNeil/L.Keen/van Gisbergen/Jeannette (Porsche 991) – Alex Job – 2’06″556
Keating/G.Robinson/J.Mosing/Foss/Faulkner (Dodge Viper) – Riley – 2’07″392
20. fila
Abbelen/Huisman/Stippler/Schmitz/Muller (Porsche 991) – Frikadelli – 2’07″751
Keating/J.Bleekemolen/D.Farnbacher/M.Miller (Dodge Viper) – Riley – 2’07″759
21. fila
James/M.Farnbacher/Riberas/Henzler (Porsche 991) – Alex Job – 2’07″985
To.Bell/Sweedler/Piscopo/Antinucci (Lamborghini Huracan) – O’Gara – 2’08″906
22. fila
Potter/Lally/Seefried/Rast (Porsche 991) – Magnus – 2’09″117
Nielsen/Balzan/Segal/Renauer (Ferrari 458) – Corsa – 2’09″398
23. fila
Creel/A.Pérez/J.Davison/R.Perez/Viljoen (Aston Martin Vantage) – TRG – 2’09″466
Marsal/Palttala/M.Martin/J.Krohn (BMW M6) – Turner – 2’10″307
24. fila
Mann/Giammaria/Cressoni/Cioci (Ferrari 458) – AF Corse – 2’11″298
A.Davis/Liddell/Aschenbach/M.Bell (Audi R8) – Stevenson – 2’11″445
25. fila
Curtis/Klingmann/Freiberg/Wittman (BMW M6) – Turner – 2’13″123
M.Bortolotti/B.Miller/Sellers/Ma.Snow (Lamborghini Huracan) – Miller – 2’13″398
26. fila
Jonsson/Kaffer/Haase/T.Krohn (Audi R8) – Flying Lizard – 2’16″384
Busnelli/J.Michaelian/Touissant (Lamborghini Huracan) – Konrad – 2’18″716
27. fila
Pappas/Catsburg/P.Long/Pilgrim (Porsche 991) – Black Swan – 2’20″513
Said/Habul/Vautier/von Moltke (Audi R8) – Stevenson – s.t.
28. fila
Pumpelly/C.Lewis/Marks/Grala (Lamborghini Huracan) – Change – s.t.