Back Exercise · Body Weight
Back Pec Stretch
- Category
- Back
- Equipment
- Body Weight
- Target
- Lats
Biomechanical cues verified by the PlanWorkouts Science Review Board under CSCS editorial oversight; see our editorial standards.
The Back Pec Stretch is a compound back movement designed to train the Lats with direct engagement of the Chest.
Sagittal/transverse plane shoulder horizontal extension and scapular retraction. Strengthens upper back, rhomboids, and rear deltoids while demanding lower back stability. Executing this with strict form maximizes muscle fiber recruitment while protecting joint structures.
Quick Exercise Facts
Target Muscle Activation
This stretch targets the lats and the muscles across the back of the shoulder by reaching across the body and rounding forward, opposite to the extension and retraction those muscles usually do in pulling exercises. It's worth doing after heavy pulldown or row sessions when the upper back feels tight. Hold steady rather than pulsing, since lats respond better to sustained stretching.
How to Do the Back Pec Stretch
- Stand upright with your feet shoulder-width apart.
- Extend your arms straight out in front, level with the floor.
- Cross your arms in front of you, placing your right arm over your left.
- Interlace your fingers and turn your palms outward, away from your body.
- Slowly lift your arms up and away from your body until you feel the stretch through your back and chest.
- Hold for 15 to 30 seconds, then release.
- Repeat for your desired repetitions, keeping constant tension on the working muscle throughout.
Recommended Sets & Reps by Training Goal
70–80% 1RM · 90–120s rest
85%+ 1RM · 2–3 min rest (Calc 1RM)
50–60% 1RM · 45–60s rest
Biomechanical & Joint Load Cues
Sagittal/transverse plane shoulder horizontal extension and scapular retraction. Strengthens upper back, rhomboids, and rear deltoids while demanding lower back stability.
Common Mechanical Mistakes & Form Errors to Avoid
- Using Torso Momentum (Jerking): Rocking the upper body aggressively to initiate the pull relies on hip extension rather than the latissimus and rhomboids.
- Incomplete Scapular Retraction: Failing to pull the shoulder blades together at the top cuts off peak contraction of the rhomboids and middle trapezius.
- Flaring Elbows Too Wide: Letting elbows flare 90 degrees shifts mechanical tension away from the lats onto the upper traps and neck.
Proper Breathing Patterns & Core Engagement
Inhale as weight lowers forward. Pull elbows back past torso while exhaling and squeezing shoulder blades together.
Add the Back Pec Stretch to Your Custom Workout Routine
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Injury Modification & Joint Safety
For lifters with lower back fatigue, chest-supported incline rows or seated cable rows provide equivalent upper-back hypertrophy without spinal loading. If joint irritation persists, immediately stop and substitute this movement with another exercise from the Back exercises category.
Muscles Worked
The Back Pec Stretch primarily targets the Lats, with Shoulders as the primary synergist muscle group, along with the Chest.
More Back Exercises
Alternate Lateral Pulldown
Archer Pull Up
Assisted Parallel Close Grip Pull-Up
Assisted Pull-Up
Assisted Standing Chin-Up
Assisted Standing Pull-Up
More Lats Exercises
Band Assisted Pull-Up
Band Close-Grip Pulldown
Band Fixed Back Close Grip Pulldown
Band Fixed Back Underhand Pulldown
Band Kneeling One Arm Pulldown
Band Underhand Pulldown
Equipment Alternatives
Don't have body weight? These target the same lats with different equipment.
Band Assisted Pull-Up
Barbell Bent Arm Pullover
Cable Bar Lateral Pulldown
Exercise Ball Alternating Arm Ups
FAQ
- What muscles does the Back Pec Stretch work?
- The Back Pec Stretch primarily targets the lats as the primary agonist. Synergist assistance is provided by the shoulders along with the chest. Maintaining strict biomechanical alignment ensures maximal tension remains focused on the intended muscle fibers rather than shifting to surrounding stabilizer joints.
- What equipment do I need for the Back Pec Stretch?
- The Back Pec Stretch is performed using no equipment — just body weight. Ensure all equipment is securely positioned with collars or safety pins locked before loading working sets. If you train in a home gym or minimal setup, explore our equipment-free and resistance band alternatives below.
- What is the most common form mistake on the Back Pec Stretch?
- The most frequent error is using torso momentum (jerking): Rocking the upper body aggressively to initiate the pull relies on hip extension rather than the latissimus and rhomboids.. Controlling the 2 to 3-second eccentric lowering phase ensures maximal hypertrophic stimulus while shielding connective tissue.
- How many sets and reps should I perform on the Back Pec Stretch?
- For muscle hypertrophy and size, aim for 3 to 4 working sets of 8 to 12 repetitions at 70% to 80% of your 1RM with 90 to 120 seconds rest. For absolute strength development, prioritize 4 to 5 sets of 3 to 6 heavier reps with 2 to 3 minutes rest.
- What's a good alternative to the Back Pec Stretch?
- If you don't have access to the space or setup it needs, the Band Assisted Pull-Up targets the same lats using band instead. This alternative replicates the same joint angle and movement plane while allowing you to train effectively with different available gear. You can also substitute it seamlessly in our free Workout Plan Builder.