Arms · Dumbbell

Dumbbell Preacher Curl

How to do the dumbbell preacher curl, the muscles it works, and the mistakes to avoid. Pulled straight from the Kovo app's exercise library.

Animated demonstration of the Dumbbell Preacher Curl
Equipment
Dumbbell
Difficulty
Beginner
Logged as
Weighted reps
Movement
Curl
Mechanic
Isolation

How to do it

Set up at a preacher bench and rest the backs of your upper arms on the pad, holding a dumbbell in each hand with palms facing up. Curl the dumbbells toward you, squeezing your biceps, then lower slowly to a near-full stretch.

  1. 1Position your upper arms on the pad and curl, feeling an isolated
  2. 2contraction in your biceps
  3. 3Lower the weight slowly to feel a stretch at the bottom without losing tension
  4. 4Use a full range while keeping your upper arms pinned to the pad

Common mistakes

  • Don't lift your elbows off the pad or swing your body
  • Avoid cutting the range short; extend almost fully for a complete stretch
  • Don't let your wrists bend backward or forward excessively

Muscles worked

The dumbbell preacher curl mainly works the biceps, with the forearms assisting.

  • BicepsPrimary
  • ForearmsSupport
  • Front DeltsMinor

Kovo programs the dumbbell preacher curl 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 biceps exercises

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Last reviewed June 2026.