Triceps Dip Machine
The Triceps Dip Machine targets the triceps muscles through a controlled pushing movement. With adjustable weight settings, this machine allows for consistent tension on the muscles without the need for balance or stabilization. By gripping the handles and pressing downward, you engage your triceps while seated in a comfortable, fixed position.
This exercise isolates the triceps effectively, reducing the risk of strain on the shoulders, elbows, or wrists often associated with bodyweight dips. The machine is also great for those who find bodyweight dips too challenging.
Targeted Muscle Groups

Primary Muscles:
- Triceps Brachii: The main muscle worked during the triceps dip is the triceps brachii, located at the back of the upper arm. This muscle is responsible for elbow extension, which is the primary action during dips.
Secondary Muscles:
- Anterior Deltoids (Front Shoulders): While the triceps bear the brunt of the work, the front deltoids assist in the pressing motion, helping stabilize the arms.
- Pectorals (Chest): The chest muscles, particularly the lower portion, are lightly activated as secondary movers.
- Core: Though not heavily involved, the core muscles help stabilize your upper body throughout the movement.
Equipment Needed
- Triceps Dip Machine: This machine includes an adjustable seat, weight stack, and parallel handles for gripping. It provides support for a controlled movement, and the weight can be customized according to strength levels.
How to Do the Triceps Dip Machine Exercise: Step-by-Step Guide
Step 1: Set Up the Machine
- Adjust the seat height so that when seated, your arms are at about a 90-degree angle with the handles at chest level. Your feet should be flat on the floor for stability.
- Select your desired weight by adjusting the pin in the weight stack. Beginners should start with a lighter weight to ensure proper form.

Muscles used in the military press.
Illustration credit © Aliaksandr Makatserchyk
Step 2: Grasp the Handles
- Sit down on the machine and firmly grasp the handles with both hands. Your grip should be neutral (palms facing inward) and shoulder-width apart.
- Sit upright with your back flat against the machine, keeping your core engaged.
Step 3: Perform the Dip
- Concentric Phase (Pressing Down): Slowly press the handles downward by extending your elbows. Keep your upper body stationary and avoid leaning forward. Your arms should be fully extended at the bottom of the movement, with the triceps fully engaged.
- End Position: At the bottom of the movement, your arms should be straight but not locked. Hold for a second to squeeze the triceps.
Step 4: Return to Starting Position
- Eccentric Phase (Returning Up): Slowly return to the starting position by bending your elbows and allowing the handles to rise. Control the movement on the way up to maintain tension on your triceps.
Step 5: Repeat
- Perform the desired number of repetitions, maintaining a steady and controlled movement throughout the exercise.
Recommended Reps and Sets
- Beginners: 2-3 sets of 8-10 reps with lighter weight to focus on form
- Intermediate: 3-4 sets of 10-12 reps with moderate weight
- Advanced: 4-5 sets of 12-15 reps with heavier weight for hypertrophy
Pro Tips for Success
- Maintain Proper Form: Keep your back pressed against the pad throughout the movement. Don’t lean forward, as this shifts the focus away from the triceps and engages the chest more.
- Control the Movement: Don’t rush through the reps. The machine allows for controlled resistance, so focus on slow, deliberate movements to maximize muscle engagement.
- Squeeze at the Bottom: When your arms are fully extended at the bottom of the movement, pause for a second to squeeze the triceps for maximum contraction.
- Adjust the Weight Gradually: Start light and increase the weight gradually to avoid overloading the muscles too quickly. Proper form is more important than the amount of weight you lift.
- Engage the Core: Keep your core tight to stabilize your torso and prevent unnecessary movement during the exercise.
Common Mistakes to Avoid
- Using Too Much Weight: Lifting too much weight can lead to poor form, such as jerking or relying on other muscles to complete the movement. Use a manageable weight to ensure the focus remains on the triceps.
- Leaning Forward: Leaning forward engages the chest more than the triceps, reducing the effectiveness of the exercise. Keep your back straight against the pad to ensure proper triceps activation.
- Locking the Elbows: Fully extending the arms at the bottom is important, but avoid locking out the elbows. This can lead to joint strain and reduce the continuous tension on the triceps.
- Rushing the Reps: Performing the exercise too quickly reduces the muscle’s time under tension. Slow, controlled reps lead to better muscle growth and strength gains.
The Triceps Dip Machine is an excellent exercise for isolating and strengthening the triceps while minimizing stress on the joints. It offers a safe and controlled environment, making it suitable for individuals at all fitness levels. Whether you’re a beginner or an experienced lifter, incorporating the triceps dip machine into your routine will help you build stronger, more defined triceps.
By focusing on controlled movements, proper form, and gradually increasing the weight, you can maximize the benefits of this machine and avoid common mistakes. Regular practice of this exercise will improve your pressing strength and contribute to overall upper body development.