Triceps Kickback
Dismissed as a light-weight pump exercise, the triceps kickback actually does something few movements can: it loads the triceps hardest in their fully shortened position, arm extended behind the body. That contracted-range work is the mirror image of overhead extensions, which own the stretch. Done strictly — torso parallel to the floor, upper arm frozen — it produces a peak contraction other triceps lifts can't reach.
How to do the triceps kickback, step by step
- Hold a light dumbbell in one hand and hinge at the hips until your torso is near parallel to the floor, bracing your free hand on a bench.
- Row the working elbow up so your upper arm is in line with your torso, elbow bent to 90 degrees.
- Lock the upper arm in that position — it does not move for the rest of the set.
- Extend the elbow, driving the dumbbell back until your arm is completely straight.
- Squeeze the triceps hard for a full second at the top with the arm parallel to the floor.
- Lower the forearm back to 90 degrees under control and repeat, then switch arms.
Form cues that fix most reps
Keep the upper arm level with your torso — if it drops, gravity stops loading the finish and the exercise loses its point.
The one-second squeeze at full extension is the rep; everything else is transit.
Go lighter than feels respectable — a strict kickback with a small dumbbell beats a heavy swing every time.
Common mistakes (and the fix)
Triceps Kickback sets and reps
Match the rep range to your goal, not the other way around. These are the standard evidence-based ranges:
| Goal | Sets × Reps | Rest |
|---|---|---|
| Strength | 3–5 × 3–6 | 2–3 min |
| Muscle growth | 3–4 × 8–12 | 60–90 sec |
| Endurance | 2–3 × 15–20 | 30–60 sec |
Triceps Kickback FAQ
What muscles does the triceps kickback work?
All three heads of the triceps extend the elbow, and because the arm is behind the body at the finish, the long head reaches a fully shortened position it rarely sees in other exercises. Nothing else contributes when the upper arm stays fixed.
How many sets and reps should I do?
Two to three sets of 12–20 reps per arm at the end of a session is the right dose. It is a finishing exercise for the contracted range, not a primary mass builder — put close-grip presses and overhead extensions first.
Are kickbacks a waste of time compared to pushdowns?
Not a waste, just a different job. Pushdowns load the triceps through the middle of the range with more weight; kickbacks load the fully contracted end position that pushdowns barely resist. Interestingly, EMG studies show kickbacks activating the triceps on par with pushdowns — the honest limitation is simply that they can't be loaded heavy.
More triceps exercises
Track your triceps kickback progress.
Log sets in two taps, see last session's weights pre-filled, and watch your e1RM climb — free in your browser, works offline in the gym.