Schnellster Fahrer bei dem im Rahmen des Unadilla National absolvierten Zeittraining der Premiumklasse 450MX war Chase Sexton.
Der in der Meisterschaft führende KTM-Werksfahrer umrundete die Rennstrecke in New Berlin, New York, in nur 2:11.943 Minuten und war damit über zwei Zehntelsekunden zügiger unterwegs als Justin Cooper (Yamaha), der sich Rang zwei in der Zeitentabelle sicherte. Jason Anderson (Kawasaki), Hunter Lawrence (Honda) und der Thüringer Ken Roczen (Suzuki) rundeten die Liste der fünf schnellsten Fahrer ab.
Henry Jacobi (KTM) sicherte sich mit Platz 25 im Zeitenranking den direkten Einzug in die Wertungsrennen.
450MX Zeittraining
1. Chase Sexton (KTM), 2:11.943
2. Justin Cooper (YAM), 2:12.191
3. Jason Anderson (KAW), 2:14.237
4. Hunter Lawrence (HON), 2:14.420
5. Ken Roczen (SUZ), 2:14.433
6. Dylan Ferrandis (HON), 2:15.162
7. Christian Craig (HUS), 2:15.639
8. Aaron Plessinger (KTM), 2:15.701
9. Malcolm Stewart (HUS), 2:15.963
10. Cooper Webb (YAM), 2:16.836
11. Shane McElrath (KAW), 2:17.522
12. Grant Harlan (YAM), 2:17.785
13. Derek Kelley (KTM), 2:18.195
14. Freddie Noren (KAW), 2:18.366
15. Colt Nichols (SUZ), 2:18.603
16. Romain Pape (GAS), 2:18.788
17. Jerry Robin (YAM), 2:19.429
18. Cullin Park (HON), 2:19.701
19. Marshal Weltin (YAM), 2:19.812
20. Max Miller (SUZ), 2:19.901
21. Jake Masterpool (GAS), 2:19.934
22. Harri Kullas (KTM), 2:20.167
23. Bryce Shelly (YAM), 2:20.194
24. Jeremy Hand (HON), 2:20.240
25. Henry Jacobi (KTM), 2:20.395
26. Vinny Luhovey (HON), 2:20.892
27. Kyle Chisholm (SUZ), 2:20.915
28. Phillip Nicoletti (YAM), 2:21.721
29. Zack Williams (HON), 2:21.827
30. Jack Rogers (KAW), 2:22.259
31. Justin Rodbell (YAM), 2:22.388
32. Izaih Clark (HON), 2:22.403
33. Anthony Rodriguez (KTM), 2:22.604
34. Scott Meshey (KTM), 2:22.648
35. Tristan Purdon (HUS), 2:22.653
36. Bryton Carroll (YAM), 2:22.877
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37. Jace Kessler (YAM), 2:23.344
38. James Harrington (YAM), 2:23.427
39. Lorenzo Locurcio (GAS), 2:23.440
40. Tyler Stepek (GAS), 2:23.851
41. Colton Eigenmann (YAM), 2:23.919
42. Cody Groves (KAW), 2:24.701
43. Jaxon Pascal (HON), 2:24.981
44. Charlie Putnam (HUS), 2:25.488
45. Sebastian Balbuena (YAM), 2:25.555
46. Justin Cokinos (GAS), 2:25.567
47. Bobby Piazza (YAM), 2:25.895
48. Ayden Shive (KAW), 2:26.014
49. Bryce Hammond (YAM), 2:28.211
50. Kile Epperson (HON), 2:28.669
51. Kris Corey (KTM), 2:29.687
52. Nick Smith (KTM), 2:30.058
53. Ian Kearon (YAM), 2:31.435
54. Logan Boye (KAW), 2:32.107
55. Eddie Norred (KAW), 2:32.548
56. Nick Niles (YAM), 2:32.783
57. Brandon Hugney (KTM), 2:32.858
58. Kyle Bushee (YAM), 2:33.065
59. Matthew Burkeen (YAM), 2:33.313
60. Evan Talbott (YAM), 2:33.824
61. Alex Panzarella (KAW), 2:33.941
62. Ryan Diezic (KTM), 2:34.550
63. Vincent Lauzon (HUS), 2:34.833
64. Caleb Hall (KTM), 2:34.936
65. Nick Kraeger (HON), 2:34.957
66. Nathan Murphy (YAM), 2:35.608
67. Zach Peters (HON), 2:36.902
68. Matthew Jackson (HON), 2:37.761
69. Justin Kurtz (KAW), 2:38.017
70. Tj Squib (YAM), 2:38.336
71. Adam Dobrovich (KTM), 2:38.530
72. Bennett Mantooth (YAM), 2:38.909
73. Jacob Beverage (YAM), 2:39.073
74. Josh Hoover (HUS), 2:39.297
75. Ryan Lechien (YAM), 2:40.715
76. Mason Haberek (KAW), 2:41.679
77. Daniel Netti (YAM), 2:41.949
78. Scott Iverson (KTM), 2:43.852
79. Trevor Brown (GAS), 2:48.447
80. Jimmy Hebert (GAS), 2:53.981
81. Heberton Lima (KAW), 3:09.055