Ab Crunch Machine
Learn how to do ab crunch machine with a clear setup, controlled movement, and a technique you can repeat.
Silent movement demonstration. Use the step-by-step instructions below for the setup and technique.
How to do ab crunch machine
- Select a light resistance and sit down on the ab machine placing your feet under the pads provided and grabbing the top handles. Your arms should be bent at a 90 degree angle as you rest the triceps on the pads provided. This will be your starting position.
- At the same time, begin to lift the legs up as you crunch your upper torso. Breathe out as you perform this movement. Tip: Be sure to use a slow and controlled motion. Concentrate on using your abs to move the weight while relaxing your legs and feet.
- After a second pause, slowly return to the starting position as you breathe in.
- Repeat the movement for the prescribed amount of repetitions.

Start with a version you can control. Record the same setup and range each time. Add reps or a small load increase when you can repeat the movement without changing the technique.
Plan your next setFrequently asked questions
How do you do ab crunch machine?
Select a light resistance and sit down on the ab machine placing your feet under the pads provided and grabbing the top handles. Your arms should be bent at a 90 degree angle as you rest the triceps on the pads provided. This will be your starting position. At the same time, begin to lift the legs up as you crunch your upper torso. Breathe out as you perform this movement. Tip: Be sure to use a slow and controlled motion. Concentrate on using your abs to move the weight while relaxing your legs and feet. After a second pause, slowly return to the starting position as you breathe in.
What muscles does ab crunch machine work?
Ab Crunch Machine primarily trains the abdominals and trunk. The exact demand depends on your setup, range, and chosen load.
What is the best technique for ab crunch machine?
Set the trunk position before beginning the movement or hold. Use the intended trunk action rather than arm or leg momentum. End the set when the position changes; longer is useful only while you keep control.
What can I do instead of ab crunch machine?
Related options include Bosu Cable Crunch With Side Bends, Cable Crunch, Cable Reverse Crunch. These can have different equipment, range, and movement demands. Open the guides below to compare the setups before choosing a replacement.
Compare related movement setups
Browse the directory pages containing ab crunch machine and the related movements above to compare equipment and technique choices.

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