Tricep Kickback Mistakes to Avoid
Not reaching full extension — the tricep only fully contracts at the end. If you can't lock out, the weight is too heavy.
Swinging the weight — using momentum to fling the dumbbell back. Slow, controlled movement only.
Upper arm dropping — keep it parallel to your torso. If it drops, you lose the isolation.
Going too heavy — the leverage is poor in this exercise. Use very light weight (3-8kg) with strict form. This is a squeeze exercise.
Tricep Kickback FAQ
Are tricep kickbacks effective?
For peak contraction, yes. But they only load the tricep at the very end of the range. Pushdowns and overhead extensions provide more work through the full range. Kickbacks are best as a finisher, not a primary exercise.
How heavy for kickbacks?
Very light — 3-8kg for most lifters. The leverage is poor and the exercise is about the squeeze at lockout, not the load.
Cable or dumbbell kickback?
Cable kickbacks maintain tension throughout — significantly better resistance curve. If you have cables, use them for kickbacks. Dumbbell kickbacks only resist at the top.
Are kickbacks a waste of time?
Not a waste, but not a priority either. Pushdowns, overhead extensions, and dips are all more effective per rep. Use kickbacks as a light finisher or if other exercises bother your elbows.