Overhead dumbbell tricep extensions
Overhead dumbbell tricep extensions are one of the most effective long head builders available. The overhead position stretches the long head producing excellent muscle engagement. The exercise can be performed standing or seated with one or two arms. Here is how to use them effectively.
What overhead dumbbell extensions train
Overhead dumbbell tricep extensions emphasise the long head through the stretched overhead position.
Primary mover
The triceps brachii does the work with substantial long head emphasis. The overhead position with arms extended creates stretch on the long head. All three heads engage but the long head receives most direct stimulus.
Long head focus
The long head crosses the shoulder joint making it responsive to overhead positions. Most pressing movements emphasise lateral and medial heads. Overhead extensions specifically address the long head producing more complete tricep development.
Stabiliser involvement
The overhead position demands shoulder and core stability. Standing versions require more stability than seated. The supporting muscle work is part of the exercise but does not dominate the tricep focus.
Setup and execution
Overhead dumbbell extension setup varies by position (standing or seated) and number of arms used.
Two handed setup
Hold one dumbbell vertically with both hands. Grip the dumbbell head with palms up around the upper plates. Press to overhead position with arms extended. Dumbbell hangs vertically. Position should feel secure before starting.
The lowering phase
Bend elbows lowering the dumbbell behind the head. Keep upper arms stationary pointing toward the ceiling. Only forearms move. The dumbbell travels down behind the head. Maintain control throughout the descent.
The press up
Extend elbows pressing the dumbbell back to starting position overhead. Maintain upper arm position throughout. Squeeze triceps at full extension. The path retraces the descent. Smooth controlled tempo throughout.
Standing vs seated
Seated provides more stable position and isolates triceps better. Standing allows heavier loading and engages more stabilisers. Choose based on goals. Seated suits hypertrophy work. Standing suits compound development.
How to use overhead dumbbell extensions
Overhead dumbbell extensions fit specific programming purposes within tricep training.
For long head development
Trainees prioritising long head growth should include overhead extensions. The position emphasises the long head better than any other position. Most well rounded tricep programmes include overhead work.
Moderate loading
The overhead position requires controlled execution. Heavy loading risks shoulder issues. Most trainees use moderate weight (8 to 25 kg for two handed work). Quality matters more than maximum loading.
Higher rep ranges
8 to 15 reps work well. The stretch position suits moderate rep ranges. Heavy low rep work is risky. 3 to 4 working sets typically appropriate. The exercise responds to controlled execution.
Frequency considerations
Once or twice weekly works. The shoulder demand requires recovery. Pairing with other heavy tricep or shoulder work needs careful planning. The overhead position is taxing on shoulders.
Overhead dumbbell tricep extensions sit within the Tricep Exercises hub alongside other overhead variations and isolation movements. For the complete library, see our Tricep Exercises Hub.
More tricep exercises from the hub
This guide sits inside the Tricep Exercises hub covering every effective tricep movement from pushdowns and dips to overhead extensions and skullcrushers. Head back to the hub for the complete library and build your tricep session.
Keep training
For seated barbell version, our Seated Overhead Barbell Tricep Extensions covers the barbell variant. Incline Dumbbell Tricep Extensions covers angled work. And Overhead Cable Tricep Extensions covers cable version.
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Lying Dumbbell Skullcrushers
Single Arm Overhead Extensions