Threshold

Series 4x 4x8'

  • Cycling
  • 1hTime
  • 85Stress
  • 0.92Intensity
  • 60Popularity

About this workout

The Seiler 4x8 workout is a classic threshold session that tests your limits with sustained efforts at 105% FTP, perfect for honing the power needed for weekly group rides or time trials. It's a punishing yet effective way to define your fitness and build the stamina required for those final race kicks.

Nando123

Workout structure

  • 4 min @ 65% (65w)
  • 6 min @ 70% (70w)
  • 1 min @ 75% (75w)
  • 1 min @ 70% (70w)
  • 1 min @ 75% (75w)
  • 2 min @ 75% (75w)
  • 4X
    • 8 min @ 105% (105w)
    • Rest 2 min @ 55% (55w)
  • 5 min @ 55% (55w)