Is This Plan For You?
This 48-week Full Distance Intermediate plan by GA Endurance is designed for triathletes with a consistent training background who want a complete, long-term progression toward a strong Ironman performance.
It is ideal for athletes who are comfortable training across swim, bike, and run, and are ready to follow a structured system that develops endurance, efficiency, and race execution over time.
If you are looking for a balanced, performance-driven journey that builds from a solid base to full-distance race readiness, this plan provides a clear, comprehensive roadmap.
What You Can Expect
• A complete 48-week structured Full Distance progression from base development to race day
• Long-term periodization including preparation, base, build, and race phases
• Balanced progression across swim, bike, and run with controlled load increase
• Strong emphasis on aerobic development, durability, and consistency
• Progressive long sessions to build endurance and fatigue resistance
• Structured tempo and threshold work introduced gradually and purposefully
• Bike sessions focused on sustained power, pacing control, and energy management
• Run sessions designed to improve efficiency and durability under fatigue
• Swim sessions including technique, aerobic conditioning, and sustained efforts
• Integrated brick sessions to develop race-specific transitions and fatigue adaptation
• Strategic recovery weeks to support adaptation and prevent overtraining
• Clear, easy-to-follow workouts using power, pace, heart rate, or perceived effort
• Optional strength guidance to support durability and injury prevention
Coaching & Support
This plan includes Coach Access.
If you have any questions during your training, you can reach out anytime via:
coachsupport@gaendurance.com
Requirements
To start this plan, you should be able to:
• Swim at least 1,500–2,500 meters continuously
• Ride consistently for 2.5–3.5 hours
• Run continuously for 60–75 minutes
• Train consistently 4–6 days per week
• Have prior experience with structured triathlon training
A GPS watch, heart rate monitor, and bike power meter are recommended for best results.
Final Note
This 48-week intermediate full-distance plan is designed to provide a comprehensive, structured pathway to Ironman performance.
With sufficient time for progressive development, the focus is on consistency, efficiency, and intelligent load management. If followed with discipline, this plan will help you build endurance, refine pacing strategy, and arrive at race day confident and prepared to perform.
Explore more training plans at GA Endurance
I’m Goksen Cinar, MSc, a sports scientist, national team coach, and founder of GA Endurance. With 25+ years of experience and more than 2,000 athletes coached, I combine sports science, data analysis, and practical endurance coaching. I’m a 4-time IRONMAN 70.3 World Championship qualifier and 4-time full-distance IRONMAN finisher, providing full-time coaching built around each athlete’s goals and life.My coaching philosophy begins with the individual.