2026 Spartan H3X

H3X is a three-stage Hurricane Heat endurance challenge that culminates in a full 24-hour event.

Participants pre-register for one of three options: Hurricane Heat (4 Hour), Hurricane Heat 12 Hour, or Hurricane Heat 24 Hour. All participants may continue progressing through each stage up to 24 hours. Those who advance beyond their registered stage will be charged the applicable upgrade fee post-event.

Participants registered for the 24-hour H3X who do not complete the full 24 hours are not eligible for finisher swag and will not receive a refund.

Stages
• Stage 1: Hurricane Heat (4 hours)
• Stage 2: Hurricane Heat 12 Hour (additional 8 hours)
• Stage 3: Hurricane Heat 24 Hour (additional 12 hours)