Suspended Reverse Crunch
Description
The suspended reverse crunch (TRX knee tuck) is a core exercise where you hold a plank with feet in TRX straps and tuck your knees toward your chest. The suspended position dramatically increases core demand compared to floor reverse crunches.
Muscle Group
Equipment Required
Suspended Reverse Crunch Instructions
- Set TRX straps to mid-calf height. Get into a high plank with feet in the foot cradles.
- Body in a straight line from heels to head. Arms extended, hands under shoulders.
- Brace your core hard.
- Tuck both knees toward your chest by curling your hips up and bringing knees forward.
- Squeeze your abs at the peak of the tuck.
- Slowly extend your legs back to the plank position.
- Maintain the plank throughout — do not let your hips sag.
- Aim for 10 to 15 reps per set.
Suspended Reverse Crunch Form & Visual
Suspended Reverse Crunch Benefits
- Heavy core demand from suspended position
- Targets the lower abs and hip flexors
- Builds shoulder stability
- No floor equipment needed besides TRX
- Scalable by adjusting tempo or adding reps
- Excellent core finisher
Suspended Reverse Crunch Muscles Worked
- Rectus abdominis (especially lower)
- Hip flexors
- Obliques
- Anterior deltoid (plank hold)
- Serratus anterior
Suspended Reverse Crunch Variations & Alternatives
- Reverse Crunch (floor)
- TRX Pike (straight legs)
- Mountain Climber
- Hanging Knee Raise
- TRX Oblique Knee Tuck
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