Seiler's 4 by 8 minute at 107% ftp

• Cycling
• 1h 3mTime
• 89Stress
• 0.92Intensity
• 20Popularity

About this workout

Seiler's 4 by 8 minute workout pushes your VO2 max with intervals at 107% FTP, ideal for building the aerobic ceiling needed for sustained efforts in time trials and competitive climbs. It's a killer session for cyclists looking to maximize performance, whether you're prepping for a 20-minute FTP test or chasing MVDP levels.

Workout structure

• 1 min @ 45% (45w)
• 2 min @ 55% (55w)
• 2 min @ 65% (65w)
• 2 min @ 75% (75w)
• 1 min @ 45% (45w)
• 1 min @ 85% (85w)
• 1 min @ 45% (45w)
• 1 min @ 107% (107w)
• 2 min @ 45% (45w)
• 4X
  • 8 min @ 107% (107w)
  • 2 min @ 40% (40w)
• 3 min @ 75% (75w)
• 2 min @ 65% (65w)
• 5 min @ 65-40% (65-40w)