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Assisted Chin-Up

A machine or band-assisted chin-up using an underhand grip, building the strength needed for unassisted chin-ups. The assistance removes a set amount of bodyweight so you can train the full movement, including the lowering half where chin-up strength is actually built. Reduce the help gradually and the first strict chin-up arrives on a predictable schedule.

By Macros Inc Team Verified by Alex Dedmon Updated August 2026

Beginner Machine Compound Pull
assisted-chin-up-poster
  • Level Beginner
  • Equipment Machine
  • Primary Muscles Biceps, Forearms, Lats, Rhomboids
  • Movement Compound Pull

Demonstration

Watch the Form Demo

Technique

How to Do the Assisted Chin-Up

  1. Set the assistance so eight controlled reps are challenging, and grip the bar underhand at shoulder width.
  2. Kneel or stand on the assistance platform with straight arms.
  3. Pull your shoulder blades down, then drive your elbows toward your ribs.
  4. Pull until your chin clears the bar, keeping your ribs down.
  5. Lower all the way to straight arms over two to three seconds.
  6. Reduce the assistance slightly each week as reps get easier.

Anatomy

Muscles Worked

back
Primary muscles
Lats Rhomboids
Secondary muscles
Biceps Forearms

Do This

Form Cues

  • Set the assistance heavy enough that you can control the descent, not just the pull.
  • Pull with the elbows down toward your ribs rather than yanking with the hands.
  • Lower to full arm extension every rep so the stretch stays honest.
  • The slow lower is the strength builder. Never trade it away for one more fast rep.

Avoid This

Common Mistakes

  • Using so much assistance that the machine does the work.
  • Bouncing out of the bottom to start each rep.
  • Never reducing the assistance, which is the only way this progresses to a real chin-up.
  • Judging progress by reps at the same assistance instead of reps at less assistance.

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