Chest Exercise · Leverage Machine
Assisted Chest Dip (kneeling)
- Category
- Chest
- Equipment
- Leverage Machine
- Target
- Pectorals
Biomechanical cues verified by the PlanWorkouts Science Review Board under CSCS editorial oversight; see our editorial standards.
The Assisted Chest Dip (kneeling) is a compound chest movement designed to train the Pectorals with direct engagement of the Shoulders.
Transverse plane horizontal adduction of the shoulder combined with elbow extension. Peak mechanical stretch occurs when pectorals are fully lengthened at chest level. Scapular retraction is vital for shoulder joint safety. Executing this with strict form maximizes muscle fiber recruitment while protecting joint structures.
Quick Exercise Facts
Target Muscle Activation
The kneeling assisted chest dip uses a knee pad or platform to offset bodyweight, letting you build toward a full dip with the same pressing pattern and depth. It's a smarter regression than doing partial-range dips, since you keep the full range while reducing the load instead of cutting the movement short. As you get stronger, dropping the assistance is a cleaner progression than adding weight later.
How to Do the Assisted Chest Dip (kneeling)
- Set the machine to your desired height and rest your knees securely on the pad.
- Grip the handles with your palms facing down and your arms fully straight.
- Bend your elbows to lower your body until your upper arms are level with the floor.
- Pause briefly, then press back up to the starting position.
- Complete your planned set count, emphasizing full range of motion and strong peak contraction in the pectorals.
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
Transverse plane horizontal adduction of the shoulder combined with elbow extension. Peak mechanical stretch occurs when pectorals are fully lengthened at chest level. Scapular retraction is vital for shoulder joint safety.
Common Mechanical Mistakes & Form Errors to Avoid
- Excessive Elbow Flare (90°): Flaring the upper arms directly perpendicular to the torso pinches the supraspinatus tendon against the acromion. Tuck elbows to roughly 45–70 degrees.
- Loss of Scapular Retraction: Allowing shoulder blades to slide forward off the bench shifts mechanical tension off the pectorals onto the delicate anterior deltoids.
- Bouncing Off the Sternum: Using ribcage recoil to bounce the load bypasses the critical bottom turnaround stretch where muscle protein signaling is highest.
Proper Breathing Patterns & Core Engagement
Inhale deeply during the lowering (eccentric) phase while pinning shoulders back. Exhale forcefully through the concentric pressing phase past the friction zone.
Add the Assisted Chest Dip (kneeling) to Your Custom Workout Routine
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Injury Modification & Joint Safety
Lifters with anterior shoulder impingement or AC joint inflammation should restrict elbow flare to 45–60 degrees or substitute with neutral-grip dumbbell presses. If joint irritation persists, immediately stop and substitute this movement with another exercise from the Chest exercises category.
Muscles Worked
The Assisted Chest Dip (kneeling) primarily targets the Pectorals, with Triceps as the primary synergist muscle group, along with the Shoulders.
More Chest Exercises
Archer Push Up
Assisted Seated Pectoralis Major Stretch With Stability Ball
Assisted Wide-Grip Chest Dip (kneeling)
Band Bench Press
Band One Arm Twisting Chest Press
Barbell Bench Press
More Pectorals Exercises
Barbell Decline Bench Press
Barbell Decline Pullover
Barbell Decline Wide-Grip Press
Barbell Front Raise And Pullover
Barbell Guillotine Bench Press
Barbell Incline Bench Press
Equipment Alternatives
Don't have leverage machine? These target the same pectorals with different equipment.
Chest And Front Of Shoulder Stretch
Barbell Decline Bench Press
Behind Head Chest Stretch
Cable Bench Press
FAQ
- What muscles does the Assisted Chest Dip (kneeling) work?
- The Assisted Chest Dip (kneeling) primarily targets the pectorals as the primary agonist. Synergist assistance is provided by the triceps along with the shoulders. 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 Assisted Chest Dip (kneeling)?
- The Assisted Chest Dip (kneeling) is performed using a leverage machine. 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 Assisted Chest Dip (kneeling)?
- The most frequent error is excessive elbow flare (90°): Flaring the upper arms directly perpendicular to the torso pinches the supraspinatus tendon against the acromion. Tuck elbows to roughly 45–70 degrees.. 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 Assisted Chest Dip (kneeling)?
- 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 Assisted Chest Dip (kneeling)?
- If you don't have access to a leverage machine, the Chest And Front Of Shoulder Stretch targets the same pectorals using body weight 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.