L5 - 4x4min.
- Cycling
- 1h 41mTime
- 97Stress
- 0.76Intensity
- 30Popularity
About this workout
This classic 4x4min VO2 max workout pushes your limits with three sets of 4-minute efforts at 107% FTP, helping you develop your aerobic ceiling for those tough climbs or sprint finishes. Ideal for building the capacity needed to stay competitive in group rides or time trials, it’s a must-do for any cyclist looking to boost their high-end fitness.
Workout structure
- Active 1 min @ 45% (45w)
- Active 1 min @ 54% (54w)
- Active 2:30 min @ 60% (60w)
- Active 6 min @ 62% (62w)
- Active 30 sec @ 88% (88w)
- Active 1 min @ 60% (60w)
- Active 2 min @ 62% (62w)
- Active 30 sec @ 93% (93w)
- Active 3 min @ 62% (62w)
- 3X
- Active 4 min @ 107% (107w)
- Rest 3 min @ 50% (50w)
- Active 4 min @ 107% (107w)
- Rest 1:15 min @ 45% (45w)
- Active 1 min @ 54% (54w)
- Active 1:15 min @ 57% (57w)
- Active 38:30 min @ 62% (62w)
- Active 2 min @ 90% (90w)
- Rest 2 min @ 92% (92w)
- Active 1 min @ 50% (50w)
- Active 7 min @ 62% (62w)
- Active 2 min @ 57% (57w)
- Active 1 min @ 54% (54w)
- Active 1:30 min @ 45% (45w)