SHOULDERS · MACHINE

How to do the machine rear delt reverse fly

The machine rear delt reverse fly trains your shoulders, with help from your upper back. Here is how to do it with good form.

Machine Rear Delt Reverse Fly illustration

Step by step

  1. Select the appropriate load.
  2. Adjust the seat height. The handles should be at shoulder level when you're seated.
  3. Sit down and grab the handles with your palms facing down.
  4. Bring your shoulders back and take a breath.
  5. Extend your arms to your sides and back as you breathe out.
  6. Bring your arms to the starting position as you breathe in.

Muscles worked

PrimaryShoulders
SecondaryUpper Back
EquipmentMachine

Sets and reps

Strength3–5 sets of 3–6 reps, 2–3 min rest
Muscle growth3–4 sets of 8–12 reps, 1–2 min rest
Muscular endurance2–3 sets of 15–20 reps, 30–60 s rest

Pick the row that matches your goal. Add weight or reps once every set feels controlled, and log each set so you can see the trend.

Track your progress

Repto shows what you lifted on your last session for every set, suggests your next weight, and starts the rest timer when you tick the set. Your estimated 1-rep max and volume for each exercise are charted over time.

Alternatives for your shoulders

Repto workout tracker app icon
Start logging in 30 seconds.Free forever, no ads. Repto Pro is $24.99/year with a 14-day free trial.
iOS 17+ · Apple Watch · Android