MileSplit Staff Feb 14, 2026 PRO See the rest of this article Access the complete article with MileSplit PRO. Subscribe to keep reading Already a subscriber? Log in. A statewide roundup of the best junior boys 400m hurdles performers in advance of the 2026 Outdoor Track and Field Season. 400 Meter Hurdles Rank Time Athlete/Team Class Meet / Date 1 1:00.06 Devon Mannon No Speed Limit 2027 Eastside Steppers Track & Field Invitational Festival Jun 7, 2025 2 1:01.86 Aiden Casaz Unattached - OK 2027 AAU Oklahoma District Qualifier Jun 7, 2025 3 1:02.30 Chris Benson Mustang Elite Track Club 2027 AAU Oklahoma District Qualifier Jun 7, 2025