Decline Skull Crusher
Primary
Triceps
Secondary
Shoulders
Equipment
Ez Bar
Difficulty
Intermediate
Type
Push
NASM-CPT, CSCS certified trainers. Every guide is built from peer-reviewed research and real coaching experience.
Use for long head emphasis with increased stretch. The Decline Skull Crusher — a isolation pushing movement — is one of the most effective ways to train your triceps, with secondary work on your Anconeus.
Everything You Need to Know About the Decline Skull Crusher
The Decline Skull Crusher is a intermediate difficulty exercise that targets your Triceps (long head). It's a popular choice for building strength and muscle in these areas. When should you use it? Use for long head emphasis with increased stretch. This timing makes the most of your workout and helps you get better results. Who is this for? Intermediate lifters wanting varied skull crusher angle. Whether you're just starting out or working toward a specific goal, this exercise fits into your routine.
What muscles does the Decline Skull Crusher work?
Primary
Secondary
Stabilizers
Step-by-step: Decline Skull Crusher
- 1
Set bench to slight decline.
- 2
Lie back holding EZ bar with narrow grip.
- 3
Extend arms over chest.
- 4
Lower bar toward forehead by bending elbows.
- 5
Keep upper arms stationary.
- 6
Extend elbows to return to start.
What are the best tips for the Decline Skull Crusher?
Decline adds stretch to long head.
Targets triceps from different angle.
Can lower behind head for more stretch.
Mistakes to watch for on the Decline Skull Crusher
Letting elbows flare.
Letting your elbows drift wide during the Decline Skull Crusher shifts load onto your shoulder joint instead of your Triceps (long head). Keep them tucked at about 45 degrees to protect your rotator cuff and keep tension where it belongs.
Moving upper arms for optimal results.
During any pressing movement like the Decline Skull Crusher, this mistake reduces how effectively your Triceps (long head) can produce force. Focus on the muscle you're trying to work — if you can't feel your Triceps (long head) driving the movement, something is off.
Using too much weight.
Loading more weight than you can control on the Decline Skull Crusher forces compensatory movement patterns that bypass your Triceps (long head). Drop the weight until you can perform every rep with clean form — your results will actually improve.
Who should do the Decline Skull Crusher?
Intermediate lifters wanting varied skull crusher angle.
How to Program the Decline Skull Crusher
Lower reps with heavier weight builds raw strength. Your muscles and nervous system adapt to handle more load over time. This range is best for strength-focused goals.
This rep range keeps your muscles under tension long enough to trigger growth. Most people see the best muscle-building results in this zone. It balances strength and muscle size.
Higher reps with lighter weight builds muscular endurance and improves conditioning. This range is good for joint health and building work capacity.
General guideline: 3 sets of 10-12 reps. Rest 60 seconds.
What are good alternatives to the Decline Skull Crusher?
Skull Crusher
Incline Skull Crusher
Overhead Tricep Extension
Other Variations
- Decline Dumbbell Skull Crusher
- Decline Cable Skull Crusher
This Exercise Is in Your Plan
MySetPlan picks the right exercises for your goals — like the Decline Skull Crusher — and builds them into a monthly program. Every set, every rep, planned out.
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Safety Notes
- Control the weight.
- Secure feet on decline bench.