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Dumbbell Rear Delt Raise

The Dumbbell Rear Delt Raise is a compound movement that trains the rear delts with help from biceps, forearms, side delts, neck and traps. This guide covers the setup, the execution, the mistakes worth fixing early, and how to program it.

DumbbellIntermediateCompound
Dumbbell Rear Delt Raise, performed through a full range of motion.

A fly opens the arms wide and brings them back together in an arc, keeping the elbow angle fixed so the work stays on the rear delts alone. That long stretch under load is something a press cannot give you, which is why flyes earn a place alongside them rather than instead of them.

Who it is for. Best once you have a pressing base. Program it after your compound pressing, as the movement that finishes the muscle off.

Muscles worked

The prime mover here is the rear delts, with biceps, forearms, side delts, neck and traps assisting — which is why this movement earns its place as more than a single-muscle exercise.

Dumbbell Rear Delt Raise — Muscles worked: Rear delts, Side delts, Traps, Biceps, Forearms, Neck (Front)Front
Dumbbell Rear Delt Raise — Muscles worked: Rear delts, Side delts, Traps, Biceps, Forearms, Neck (Back)Back
PrimaryRear delts
  • Rear delts100%
  • Side delts50%
  • Upper traps50%
  • Brachialis50%
  • Brachioradialis50%
  • Wrist flexors50%
  • Neck50%

How to do it

  1. Take a dumbbell and set a slight bend in your elbows — then keep that exact angle for every rep of the set.
  2. Set your shoulder blades back and down so the movement happens at the shoulder, not by shrugging.
  3. Start with your arms open and the rear delts already under tension.
  4. Bring your hands together in a wide hugging arc, thinking about squeezing the rear delts rather than moving your hands.
  5. Pause at peak contraction for a beat.
  6. Open back out slowly until you feel a strong but comfortable stretch, and stop there.

Breathing. Breathe in as you open out, out as you bring your hands together.

Form cues that matter

  • Fixed elbow angle — if it changes, it has become a press.
  • Hug, do not push.
  • Control the stretch; do not fall into it.
  • Bending and straightening the elbows, turning it into a press
  • Dropping too deep into the stretch with heavy weight

Common mistakes

The mistakeDo this instead
Bending and straightening the elbows, turning it into a pressLock the elbow angle at the start and lighten the load until you can hold it.
Dropping too deep into the stretch with heavy weightStop at a strong stretch, not at your end range; the shoulder joint is vulnerable here.
Shrugging the shoulders up to helpPull the blades down before the set and keep them there.

What makes this variation different

The Dumbbell Rear Delt Raise is a specific version of this movement, and the details in its name change how it should be performed.

  • Dumbbells let each side work independently, which exposes and fixes imbalances, and they allow a more natural path than a fixed bar. Expect to use less total weight than the barbell version.

Sets, reps and rest

GoalSetsRepsRest
Strength3-510-1260-90 s
Muscle growth3-410-2060-90 s
Endurance2-320-3060-90 s
  • 6-12Weekly sets
  • 3-1-1Tempo
  • 60-90 sRest

How to progress

Add reps before you add weight. Stay at the same load until you reach the top of your rep range on every set, then increase the resistance and drop back to the bottom of the range. The Dumbbell Rear Delt Raise responds better to accumulated quality reps than to heavy jumps.

Variations and alternatives

If you do not have the equipment, or you simply want to rotate the stimulus, these 8 movements train the rear delts in a similar way.

Safety

Key takeaways

  • Fixed elbow angle — if it changes, it has become a press.
  • Hug, do not push.
  • Work in the 10-20 rep range for muscle growth, leaving a rep or two in reserve on most sets.
  • Full range of motion on the Dumbbell Rear Delt Raise matters more than the weight on it.
  • Progress gradually and keep technique identical as the load goes up.

Go deeper

FAQ

What muscles does the Dumbbell Rear Delt Raise work?

It works the rear delts as the prime mover, with biceps, forearms, side delts, neck and traps assisting. The midsection also works throughout to keep you stable.

How many sets and reps should I do on the Dumbbell Rear Delt Raise?

Three to four working sets of 10-20 reps suits most people training for muscle growth, leaving one or two reps in reserve. Across all the exercises that train this muscle, 6-12 hard sets a week is a productive range.

Is the Dumbbell Rear Delt Raise good for beginners?

Yes, provided you start light enough to own the technique. Spend the first few weeks on the movement itself with a load you could do several more reps with, and add weight only once the pattern is automatic.

What can I do instead of the Dumbbell Rear Delt Raise?

Lever Pec Deck Fly, Cable Middle Fly and Dumbbell Fly all train the rear delts in a similar way, so any of them works as a substitute when the equipment is taken or you want to rotate the stimulus.

What equipment do I need for the Dumbbell Rear Delt Raise?

This version uses a dumbbell. The pattern matters more than the tool, though — the alternatives above cover the same movement with whatever you have available.

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