Rear Delt Fly (TRX / Suspension Trainer)

Level
intermediate
Force
pull
Mechanic
isolation
Equipment
trx
Category
strength
Primary Muscles
Secondary Muscles

An isolation exercise using TRX straps to target the rear deltoids and upper back through a flying motion, improving shoulder stability and posterior chain strength.

Instructions

  1. Face the anchor point with TRX straps at mid-length and arms extended forward
  2. Lean back creating an angled position with body tension in the straps
  3. Squeeze your shoulder blades together and fly your arms out to the sides
  4. Create a T position with your arms extended perpendicular to your body
  5. Return to the starting position with control
  6. Complete the prescribed reps maintaining tension throughout
  7. Keep your core engaged and body rigid

Tips

  • Focus on squeezing your shoulder blades at the end position
  • The movement should originate from your shoulders, not your arms
  • Keep your elbows slightly bent throughout the movement
  • The more you lean back, the more challenging the exercise becomes
  • Maintain constant tension in the straps
  • This exercise is excellent for shoulder health and posture

Recommended starting values

Sensible novice starting points for each goal, for a lifter aged 25–40. Scale down for smaller frames or older lifters. Treat the first set of any session as a discovery set.

Goal Sets Reps
Gain strength 3 9 reps
Build muscle 3 13 reps
Build endurance 3 16 reps

Alternatives

Exercises that target the same muscles with the same force and mechanic.

Bent Over Dumbbell Rear Delt Raise With Head On Bench

Bent Over Dumbbell Rear Delt Raise With Head On Bench

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Reverse Flyes With External Rotation

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