The close‑grip lat pulldown mainly works your back and arms, with extra emphasis on the lower lats and biceps.

Main muscles worked

  • Latissimus dorsi (lats) – primary mover, especially the lower portion, helping build back width and thickness.
  • Rhomboids – between your shoulder blades, helping you squeeze the shoulder blades together during the pull.
  • Trapezius (mid and lower traps) – assists with scapular stabilization and pulling the shoulders down and back.
  • Rear deltoids – help stabilize and move the shoulder joint as you pull the handle down.
  • Biceps (plus brachialis and brachioradialis) – strongly involved in elbow flexion, usually more than in a wide‑grip pulldown.
  • Forearms – grip muscles work to hold the handle throughout the set.
  • Erector spinae and other stabilizers – keep your torso steady and upright.

What it’s “good for”

  • Building a thicker, stronger back, particularly the lower lats.
  • Adding extra biceps and forearm work alongside your back training.
  • Practicing a vertical pull pattern if pull‑ups are still too hard or you want a controlled alternative.

Quick form cues

  • Use a neutral or close V‑handle, sit tall, and lock thighs under the pad.
  • Pull the handle toward your upper chest, drive elbows down and slightly in, and squeeze your back at the bottom.
  • Control the weight back up; avoid leaning way back and turning it into a row.

TL;DR: Close‑grip lat pulldowns hit your lats first, with big help from mid‑back, rear delts, biceps, and forearms, making them a staple for overall back and arm development.

Information gathered from public forums or data available on the internet and portrayed here.