Torso Rotation Machine

Also known as: Rotary Torso, Torso Rotation (Machine)

Kneel on the machine and rotate your torso against the lever to work the abdominals through a controlled trunk twist. The movement emphasizes core rotation while the chest pad provides a fixed pivot point.

How to do the Torso Rotation Machine#

  1. Raise or lower the chest pad so it rests across the middle of your chest when you kneel on the platform.
  2. Kneel on the platform, grasp the handles, and tighten your core to lock your torso in position.
  3. Keep your lower body still and turn your shoulders and chest toward one side until you reach a comfortable end range.
  4. Slowly return to center under control and repeat for the prescribed reps, then adjust for the opposite direction if needed.

Muscles worked#

  • Primary: Obliques (External & Internal Obliques)
  • Secondary: Abs (Rectus Abdominis), Lower back (Erector Spinae)

Common mistakes#

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

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Frequently asked questions#

What muscles does the Torso Rotation Machine work?

The Torso Rotation Machine primarily works the obliques. The abs, lower back assist as secondary muscles — they stabilise the movement and take over when the main target fatigues. If you feel it mostly in the abs, lower back, lighten the load and slow the lowering phase.

What equipment do I need for the Torso Rotation Machine?

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

Is the Torso Rotation Machine suitable for beginners?

Yes. The Torso Rotation Machine 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 Torso Rotation Machine?

Air Bike, Bicycle Crunch, Bicycle Crunch Raised Legs all train the same primary muscles as the Torso Rotation Machine. Pick whichever one matches the equipment in front of you.