Dumbbell Seated One Arm Triceps Extension
Expert Advice
Ensure your elbow is pointing straight up and avoid letting it flare out to the sides to keep the focus on your triceps.
How-to-do Steps
- Sit on a bench with back support and hold a dumbbell in one hand.
- Extend your arm overhead with the dumbbell.
- Keeping your upper arm still, lower the dumbbell behind your head by bending at the elbow.
- Extend your arm back to the starting position.
- Complete the set on one arm before switching to the other arm.
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Muscles Worked
Dumbbell Seated One Arm Triceps Extension primarily targets the Triceps, with Strength mechanics using Dumbbell. Understanding muscle activation patterns helps you focus on proper engagement and maximize training effectiveness.
Primary

Triceps100%
Equipment
Dumbbell

Exercise Type
Strength
Sets & Reps Guidance
Beginner3 x 10-12
Intermediate4 x 8-10
Advanced4 x 6-8
Frequently Asked Questions
What muscles does Dumbbell Seated One Arm Triceps Extension work?
Dumbbell Seated One Arm Triceps Extension primarily targets the Triceps. It is classified as a Strength exercise performed with Dumbbell.
How many sets and reps should I do for Dumbbell Seated One Arm Triceps Extension?
For beginners, start with 3 sets of 10-12. Intermediate lifters can do 4 sets of 8-10. Advanced athletes can push to 4 sets of 6-8. Adjust based on your goals and recovery capacity.
Is Dumbbell Seated One Arm Triceps Extension suitable for beginners?
Dumbbell Seated One Arm Triceps Extension is rated as intermediate difficulty. Beginners may want to start with lighter loads or simpler variations and progress to this exercise as their strength and coordination improve.