Legs · Leverage Machine

Lever Seated Leg Extension

How to do the lever seated leg extension, the muscles it works, and the mistakes to avoid. Pulled straight from the Kovo app's exercise library.

Animated demonstration of the Lever Seated Leg Extension
Equipment
Leverage Machine
Difficulty
Beginner
Logged as
Weighted reps
Movement
Extension
Mechanic
Isolation

How to do it

Sit in the leverage leg extension machine with the pad resting on your shins just above your ankles. Extend your knees to straighten your legs, squeezing your quads at the top, then lower under control.

  1. 1Quads contracting hard as you straighten your legs
  2. 2Squeeze at the top with knees fully extended
  3. 3Slow, controlled lowering against the pad

Common mistakes

  • Swinging or using momentum to throw the pad up
  • Letting the weight drop fast on the way down
  • Lifting your hips off the seat to cheat the rep

Muscles worked

The lever seated leg extension mainly works the quads.

  • QuadsPrimary
  • Hip FlexorsMinor

Kovo programs the lever seated leg extension for you and tracks it every session.

We build your whole program, drop the right lifts into each workout, and adjust your weights as you get stronger. Free on iOS and Android.

More quads exercises

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Last reviewed June 2026.