Machine Calf Extension

Also known as: Calf Extension (Machine)

Stand on a machine foot platform and lift your heels by extending the ankles to work the calf muscles. Perform the movement in a slow, controlled manner through the full range of motion.

How to do the Machine Calf Extension#

  1. Set up with the balls of your feet on the platform, heels hanging off and the machine pad positioned comfortably against your shoulders or back.
  2. Unrack or begin with your heels lowered so your calves have a slight stretch.
  3. Drive through the balls of your feet to raise your heels as high as possible, extending at the ankle.
  4. Pause briefly at the top with tension in the calves.
  5. Lower your heels back down under control until you feel a stretch, keeping your torso still throughout.

Muscles worked#

  • Primary: Calves (Gastrocnemius & Soleus)

Common mistakes#

Track the Machine Calf Extension in Gript: your previous sets in view while you train, records detected automatically, and an estimated 1RM chart from every hard set.

Download on the App StoreGet it on Google Play
4.7 average ratingLoved worldwide

You're already in Gript

Everything on this page is also available inside the app — this article opens from Help, and the calculators live under Tools.

Frequently asked questions#

What muscles does the Machine Calf Extension work?

The Machine Calf Extension primarily works the calves. To feel it there, control the lowering phase and stop each set 1–3 reps short of failure rather than chasing the heaviest weight you can move.

What equipment do I need for the Machine Calf Extension?

The Machine Calf Extension needs the following: Machine. Nothing beyond that is required to run the movement as described above.

Is the Machine Calf Extension suitable for beginners?

Yes. The Machine Calf Extension is rated beginner: the technique is quick to pick up and forgiving when a rep goes slightly off. Start light and add weight once the form repeats itself without you thinking about it.

What are good alternatives to the Machine Calf Extension?

Calf Press, Calf Press on Leg Press, Calf Press on Seated Leg Press all train the same primary muscles as the Machine Calf Extension. Pick whichever one matches the equipment in front of you.