Gorilla Chin/Crunch
Level
intermediate
Force
pull
Mechanic
compound
Equipment
pull up bar Category
strength Primary Muscles

A dynamic compound movement combining a chin-up with a knee crunch, targeting the upper body pull muscles and core simultaneously.
Instructions
- Hang from a chin-up bar using an underhand grip with hands slightly wider than shoulder width, arms fully extended.
- Bend your knees to 90 degrees so your calves are parallel to the floor and thighs are perpendicular to your body. This is your starting position.
- Exhale as you simultaneously pull yourself upward with your arms and crunch your knees toward your chest.
- Continue pulling until your nose reaches the bar level and your knees touch your chest, finishing the crunch at the top.
- Slowly lower your body with control while extending your legs, returning to the starting position with knees bent.
- Repeat for the prescribed number of repetitions.
Tips
- This is an advanced movement requiring significant pulling strength and core stability
- Move smoothly without kipping or swinging your body
- Initiate the movement by pulling with your lats, not just your arms
- Focus on bringing knees to chest while pulling chin over bar simultaneously
- Start with assisted pull-ups or resistance bands if you cannot complete unassisted reps
Recommended starting values
Sensible novice starting points for each goal, for a lifter aged 25–40. Scale down for smaller frames or older lifters. Treat the first set of any session as a discovery set.
| Goal | Sets | Reps |
|---|---|---|
| Gain strength | 3 | 15 reps |
| Build muscle | 3 | 18 reps |
| Build endurance | 3 | 25 reps |
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