Threshold

Jacks -2

  • Cycling
  • 1hTime
  • 74Stress
  • 0.86Intensity
  • 106Popularity

About this workout

Jacks -2 features a solid threshold workout with 2 sets of 4 minutes at 105% FTP, designed to boost your sustainable race pace and refine your FTP. Perfect for those looking to dial in their performance for weekly group rides or time trials, this session serves as a classic staple in any cyclist's training arsenal.

purepose

Workout structure

  • 5 min @ 50% (50w)
  • 5 min @ 77% (77w)
  • 3 min @ 96% (96w)
  • 4:30 min @ 40% (40w)
  • 2X
    • 4 min @ 105% (105w)
    • 30 sec @ 40% (40w)
    • 4 min @ 105% (105w)
    • 6 min @ 40% (40w)
  • 4 min @ 105% (105w)
  • 30 sec @ 40% (40w)
  • 4 min @ 105% (105w)
  • 5 min @ 40-30% (40-30w)