Dumbbell Seated Triceps Extension

Also known as: seated dumbbell triceps extension

Beginner

Triceps

Dumbbell

Dumbbell Seated Triceps Extension turns independent dumbbell loading into lockout strength and arm thickness — a safe first rung on the ladder.

How to do Dumbbell Seated Triceps Extension

Sit on a bench with your back straight and feet flat on the ground.
Hold a dumbbell with both hands and extend your arms straight up overhead.
Bend your elbows and lower the dumbbell behind your head, keeping your upper arms close to your ears.
Pause for a moment, then straighten your arms and return to the starting position.
Repeat for the desired number of repetitions.

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Dumbbell Seated Triceps Extension Sets and Reps by Goal

Strength

3 sets of 5-6 reps with 2-3 minutes of rest. Size up only when both sides finish equally strong.

Hypertrophy

3 sets of 10-12 reps with 90 seconds of rest. Start each set with the weaker arm and match it.

Endurance

2-3 sets of 15-18 reps with 45-60 seconds of rest. Add reps on the smaller bell before you size up.

Common Dumbbell Seated Triceps Extension Mistakes

Letting the stronger arm set the pace for both sides

Match the weaker side rep for rep and stop when it stops.

Drifting the elbows forward on every rep

Pin the upper arms in place so only the forearm moves.

Chasing load before the pattern is grooved

Spend the first few weeks making every rep look the same.

Easier and Harder Than Dumbbell Seated Triceps Extension

Harder progression

Barbell Lying Triceps Extension Skull Crusher

Swap Dumbbell Seated Triceps Extension For

Cable One Arm Tricep Pushdown

Handstand

Ez Barbell Seated Triceps Extension

Dumbbell Seated Triceps Extension — Frequently Asked Questions

How do you do the Dumbbell Seated Triceps Extension?

Sit on a bench with your back straight and feet flat on the ground. Hold a dumbbell with both hands and extend your arms straight up overhead. Bend your elbows and lower the dumbbell behind your head, keeping your upper arms close to your ears. Use dumbbells and keep the movement controlled through the full range. The animated GIF above shows the complete rep at normal speed.

What muscles does the Dumbbell Seated Triceps Extension work?

The Dumbbell Seated Triceps Extension primarily targets the triceps. It is classified as a arms exercise and is performed with dumbbells.

How many sets and reps of the Dumbbell Seated Triceps Extension should I do?

For muscle growth: 3 sets of 10-12 reps with 90 seconds of rest. Start each set with the weaker arm and match it. Adjust the load rather than the rep target if form breaks down before the final rep.

Is the Dumbbell Seated Triceps Extension good for beginners?

Yes. The Dumbbell Seated Triceps Extension is a beginner-level movement, so it is a reasonable place to start. Keep the load light enough that you can control every rep and stop 2-3 reps short of failure while you learn the pattern.

What can I do instead of the Dumbbell Seated Triceps Extension?

Try the Cable One Arm Tricep Pushdown, Handstand or the Ez Barbell Seated Triceps Extension. Each trains the triceps with a similar movement pattern, so you can swap based on the equipment you have available.

Is the Dumbbell Seated Triceps Extension the same as the seated dumbbell triceps extension?

Yes. The Dumbbell Seated Triceps Extension is also commonly called the seated dumbbell triceps extension. Different gyms and training programs label it differently, but "seated dumbbell triceps extension" refer to this same movement.