4_8_I3
- Cycling
- 1h 10mTime
- 72Stress
- 0.79Intensity
- 40Popularity
About this workout
This classic threshold workout of 4 x 8 minutes at 92% FTP builds the sustainable power you need for weekly group rides and time trials. A staple for defining your FTP, it will help you hold your pace during those crucial moments of a race when it counts the most.
Workout structure
- 15 min @ 44-67% (44-67w)
- 4X
- 8 min @ 92% (92w)
- 2 min @ 56% (56w)
- 15 min @ 67-44% (67-44w)