Dumbbell Seated Reverse Grip One Arm Overhead Tricep Extension
Dumbbell Seated Reverse Grip One Arm Overhead Tricep Extension Exercise Description
The seated reverse‑grip one‑arm overhead triceps extension trains elbow extension with the triceps brachii as the prime mover, with notable long‑head involvement due to the overhead shoulder position. Sitting minimizes lower‑body demand and helps you maintain a stable, upright torso. The reverse (supinated) grip—palm facing forward when the arm is overhead—can feel natural with certain dumbbell handles; keep the wrist neutral regardless of grip. The anterior and lateral deltoid help hold the upper arm vertical, while the forearm flexors maintain the grip. Scapular upward rotators (serratus anterior and trapezius) stabilize the shoulder blade as the arm moves overhead. Use a smooth, pain‑free range of motion and keep the upper arm relatively still to focus the work on the triceps. Avoid arching the lower back or flaring the elbow, which shifts stress away from the target tissue and can compromise shoulder position.
- Muscle Groups: Triceps
- Target Muscles: Triceps Brachii - Long Head
- Assisting Muscles: Triceps Brachii - Lateral Head, Triceps Brachii - Medial Head
- Stabilizing Muscles: Deltoid - Anterior, Deltoid - Lateral, Serratus Anterior, Trapezius - Lower Fibers, Trapezius - Upper Fibers
- Body Area: Upper Body
- Body Parts: Arms, Upper Arms
- Body Surface: Back
- Body Symmetry: Unilateral
- Equipment: Dumbbell
- Exercise Patterns: Other
- Exercise Type: Strength
- Functional Grouping: Elbow Extensors
- Joint Involvement: Single-joint
- Muscle Location: Inner Tricep
- Movement Direction: Vertical
- Muscle Position: Posterior
- Gender: Male
How To Do The Dumbbell Seated Reverse Grip One Arm Overhead Tricep Extension Exercise
‘- Sit tall on a bench (back support preferred). Feet flat, ribs stacked over pelvis, neutral spine.
– Hold a dumbbell in one hand with a reverse (supinated) grip: palm facing forward when overhead, thumb wrapped, wrist straight.
– Bring the dumbbell to the same‑side shoulder, then press it overhead until the elbow is fully extended but not forcefully locked.
– Set the upper arm vertical beside your head. Gently draw the ribcage down and avoid shrugging the shoulder.
– Brace lightly. Keep your gaze forward and neck neutral.
– Inhale and bend the elbow to lower the dumbbell behind your head. Move only at the elbow; keep the upper arm close to your ear.
– Descend until you feel a controlled triceps stretch without losing torso position or wrist neutrality.
– Pause briefly without bouncing.
– Exhale and extend the elbow to return the dumbbell overhead, stopping just short of a hard lockout.
– Throughout, keep the elbow pointing generally forward, wrist neutral, and shoulders quiet.
– Carefully lower the dumbbell to the shoulder before setting it down. Switch sides and repeat.
Dumbbell Seated Reverse Grip One Arm Overhead Tricep Extension Tips
‘- Sit tall with feet flat, ribs stacked over pelvis, and a neutral spine.
– Use a reverse (supinated) grip with the thumb wrapped and the wrist kept straight.
– Bring the dumbbell to the same-side shoulder first, then press it overhead under control.
– Set the upper arm vertical beside your head and keep it relatively still during the movement.
– Gently draw the ribcage down and avoid arching the lower back.
– Avoid shrugging the working shoulder as you press and extend.
– Keep your gaze forward and neck neutral throughout.
– Lower the dumbbell by bending only at the elbow, keeping the upper arm close to your ear.
– Descend until you feel a controlled triceps stretch without losing torso position or wrist neutrality.
– Pause briefly at the bottom without bouncing, then exhale and extend the elbow to return overhead, stopping just short of a hard lockout.
Dumbbell Seated Reverse Grip One Arm Overhead Tricep Extension Beginner Introduction
The seated reverse‑grip one‑arm overhead triceps extension is a single‑arm dumbbell move centered on bending and straightening the elbow above the head. Performed in a seated position, it places most of the effort on the back of the upper arm while the legs and hips simply provide a base. The overhead setup highlights the portion of the triceps that crosses the shoulder, while the front and side of the shoulder assist in holding the arm in place. Muscles in the forearm contribute by maintaining the grasp on the dumbbell.
Because the lifter is upright and supported, this exercise emphasizes controlled elbow motion and steady posture rather than whole‑body drive. An underhand‑style grip can feel comfortable for some, as long as the wrist stays in a natural line with the forearm. Muscles around the shoulder blade and upper back guide the arm as it travels behind the head and back up, encouraging smooth, deliberate movement. The overall theme is precise, pain‑free repetition with minimal extra motion from the torso or shoulder, so the triceps handle most of the workload.