Which muscles does the Cable Kneeling Triceps Extension work?

This exercise primarily targets the triceps, focusing on all three heads for balanced arm development. By stabilizing your upper arms, you can isolate the triceps and minimize assistance from other muscle groups.

What equipment do I need for the Cable Kneeling Triceps Extension?

You will need a high cable pulley machine and either a straight bar or rope attachment, along with a bench to support your forearms. If a bench isn’t available, you can kneel directly on the floor but may sacrifice stability.

Is the Cable Kneeling Triceps Extension suitable for beginners?

Yes, beginners can perform this exercise safely with light weight and proper form. Start with a manageable load to practice controlling the cable tension throughout the motion and avoid locking out your elbows too aggressively.

What are common mistakes to avoid when doing Cable Kneeling Triceps Extensions?

Common errors include flaring the elbows, using momentum rather than controlled movement, and letting the upper arms drift away from the head. Keep the core tight and maintain slow, deliberate extensions to fully engage the triceps.

How many sets and reps should I do for Cable Kneeling Triceps Extensions?

For strength and muscle growth, perform 3–4 sets of 8–12 reps using moderate weight. If your goal is muscular endurance, you can increase the reps to 15–20 with lighter resistance.

What safety tips should I follow for the Cable Kneeling Triceps Extension?

Ensure the cable attachment is secure before beginning and keep a neutral spine to avoid lower back strain. Maintain controlled movements and avoid jerking the weight to protect your elbows and shoulders.

Are there variations of the Cable Kneeling Triceps Extension I can try?

Yes, you can use different attachments like a rope for a greater range of motion or a straight bar for a more rigid path. Adjusting the kneeling position, using one arm at a time, or changing the bench height can also alter the muscle engagement.

Cable Kneeling Triceps Extension

Target Muscles

Primary:

Triceps

Equipment Required

Bench

Strength Machine

Exercise Type

Weight & Reps

How To Do

Kneel behind a bench facing a high cable pulley, gripping the bar or rope with both hands and resting your forearms on the bench, elbows bent at 90 degrees. Keeping your upper arms still and close to your head, extend your arms forward to straighten your elbows, then slowly return to the starting position. Focus on keeping your core engaged and upper arms stationary throughout the movement.

Step-by-Step Instructions

Begin by attaching a straight bar or rope attachment to a high pulley on a cable machine.
Position a flat bench in front of the cable machine and kneel on the floor behind the bench.
Grip the bar or rope with both hands, palms facing down (overhand grip), and position your forearms on the bench with your elbows bent at a 90-degree angle.
Keep your upper arms stationary and close to your head throughout the movement.
Slowly extend your arms forward by straightening your elbows, pushing the bar or rope away from your body.
Fully extend your arms while keeping control of the movement, ensuring your triceps are engaged.
Pause briefly at the end of the movement, then slowly return to the starting position by bending your elbows and bringing the bar or rope back towards your head.
Repeat for the desired number of repetitions, maintaining proper form throughout the exercise.

Explore more triceps exercises or bench exercises in our exercise library.

Alternative Exercises

Cable Lying Triceps Extension

Triceps

Strength Machine

Cable High Pulley Overhead Tricep Extension

Triceps

Strength Machine

Dumbbell Lying Triceps Extension

Triceps

Bench • Dumbbell

Barbell Lying Triceps Extension (Skull Crusher)

Triceps

Bench • Barbell

Frequently Asked Questions

Which muscles does the Cable Kneeling Triceps Extension work?: This exercise primarily targets the triceps, focusing on all three heads for balanced arm development. By stabilizing your upper arms, you can isolate the triceps and minimize assistance from other muscle groups.
What equipment do I need for the Cable Kneeling Triceps Extension?: You will need a high cable pulley machine and either a straight bar or rope attachment, along with a bench to support your forearms. If a bench isn’t available, you can kneel directly on the floor but may sacrifice stability.
Is the Cable Kneeling Triceps Extension suitable for beginners?: Yes, beginners can perform this exercise safely with light weight and proper form. Start with a manageable load to practice controlling the cable tension throughout the motion and avoid locking out your elbows too aggressively.
What are common mistakes to avoid when doing Cable Kneeling Triceps Extensions?: Common errors include flaring the elbows, using momentum rather than controlled movement, and letting the upper arms drift away from the head. Keep the core tight and maintain slow, deliberate extensions to fully engage the triceps.
How many sets and reps should I do for Cable Kneeling Triceps Extensions?: For strength and muscle growth, perform 3–4 sets of 8–12 reps using moderate weight. If your goal is muscular endurance, you can increase the reps to 15–20 with lighter resistance.
What safety tips should I follow for the Cable Kneeling Triceps Extension?: Ensure the cable attachment is secure before beginning and keep a neutral spine to avoid lower back strain. Maintain controlled movements and avoid jerking the weight to protect your elbows and shoulders.
Are there variations of the Cable Kneeling Triceps Extension I can try?: Yes, you can use different attachments like a rope for a greater range of motion or a straight bar for a more rigid path. Adjusting the kneeling position, using one arm at a time, or changing the bench height can also alter the muscle engagement.