Incline Dumbbell Triceps Extension

Beginner Isolation

DumbbellsAdjustable bench
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A two-dumbbell overhead triceps extension done with your back on an incline bench. The incline sets your upper arms further overhead, so the triceps work from a long stretch behind your head.

Also known as: Dumbbell Incline Triceps Extension, Incline Dumbbell Skull Crusher, Incline Skull Crusher

How to do the Incline Dumbbell Triceps Extension

  1. Sit back on an incline bench, a dumbbell in each hand overhead.
  2. Bend your elbows to lower the dumbbells behind your head.
  3. Keep your upper arms still and elbows pointing forward throughout.
  4. Straighten your arms, pushing the dumbbells back up overhead.
Full technique — 7 steps
  1. Set an adjustable bench to about 45 degrees and sit back against it with your feet flat on the floor.
  2. Press a dumbbell in each hand straight up over your shoulders with your palms facing each other.
  3. Keep your upper arms mostly fixed and elbows pointing forward rather than drifting wide.
  4. Bend your elbows to lower the dumbbells behind your head under control.
  5. Stop when your forearms reach full comfortable flexion and your upper arms have stayed mostly in place.
  6. Extend your elbows to drive the dumbbells back overhead until your arms are straight.
  7. Keep your back against the bench throughout the set.

Common mistakes

  • Elbows flaring out wide
  • Letting upper arms swing
  • Turning it into a press
  • Cutting the bottom range short
  • Arching the lower back

Form cues

  • Move only at elbows
  • Keep upper arms fixed
  • Lower behind the head
  • Straighten fully overhead
  • Use a neutral grip

Substitutes by equipment

Same muscles, same movement — pick the version you have the gear for.

Where to start and where to go next

Same muscles, same movement. Too hard for now — step down; once it gets easy — step up.

  1. Easier Bilateral Dumbbell Triceps Kickback Beginner
  2. This exercise Incline Dumbbell Triceps Extension Beginner
  3. Harder Dumbbell Skull Crusher Intermediate
  4. Harder Bodyweight Triceps Extension 70% of bodyweight

Too hard for now? Start with the Bilateral Dumbbell Triceps Kickback.

Quick answers

What muscles does the Incline Dumbbell Triceps Extension work?

Primary: Triceps 10/10. Also works: Front delts 3/10, Rotator Cuff 3/10, Forearms 3/10.

When should I do the Incline Dumbbell Triceps Extension in a workout?

Finisher. Goes last, once the heavy work is done. ≈ 6 min with rest.

How many sets and reps of the Incline Dumbbell Triceps Extension?

Strength: 3–4 sets of 6–8 reps, rest 2 min, 2 reps in reserve. Muscle growth: 3–4 sets of 8–12 reps, rest 1 min 15 s, 2–3 reps in reserve. Endurance: 2–3 sets of 15–20 reps, rest 45 s, 3–4 reps in reserve.

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

Resistance bands: Single Arm Overhead Resistance Band Triceps Extension, Resistance Band Overhead Triceps Extension. Cable machine: Cable Overhead Triceps Extension (EZ Bar), Triceps Pushdown (Reverse Grip). Kettlebell: Kettlebell Overhead Triceps Extension, Kettlebell Skull Crusher. No equipment: EZ Bar Overhead Triceps Extension, Kneeling Bodyweight Triceps Extension.

What is an easier version of the Incline Dumbbell Triceps Extension?

Bilateral Dumbbell Triceps Kickback (Beginner).

What is a harder version of the Incline Dumbbell Triceps Extension?

Dumbbell Skull Crusher (Intermediate), Bodyweight Triceps Extension (70% of bodyweight).

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