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Reviewed March 2026

Sissy Squat Machine

QuadricepsMachineIntermediateIsolation

Primary

Quadriceps

Secondary

Hip flexors

Equipment

Machine

Difficulty

Intermediate

Type

Squat

Written byMySetPlan Training Team

NASM-CPT, CSCS certified trainers. Every guide is built from peer-reviewed research and real coaching experience.

The Sissy Squat Machine is a isolation squat pattern movement that primarily targets your quadriceps. Use for safe and supported quad isolation.

Everything You Need to Know About the Sissy Squat Machine

The Sissy Squat Machine is a intermediate difficulty exercise that targets your Quadriceps. It's a popular choice for building strength and muscle in these areas. When should you use it? Use for safe and supported quad isolation. This timing makes the most of your workout and helps you get better results. Who is this for? Those with machine access wanting quad isolation. Whether you're just starting out or working toward a specific goal, this exercise fits into your routine.

What muscles does the Sissy Squat Machine work?

Primary

Quadriceps

Secondary

Hip flexors

Stabilizers

Core

Step-by-step: Sissy Squat Machine

  1. 1

    Step into the sissy squat machine.

  2. 2

    Lock your lower legs behind the pads.

  3. 3

    Hold the handles or cross arms over chest.

  4. 4

    Lean back while bending your knees.

  5. 5

    Lower until you feel a deep quad stretch.

  6. 6

    Push through your quads to return upright.

What are the best tips for the Sissy Squat Machine?

The machine provides stability and support.

Keep your hips extended throughout.

Go as deep as comfortable.

Focus on the quad squeeze at the top.

Mistakes to watch for on the Sissy Squat Machine

Bending at the hips.

Losing hip position during the Sissy Squat Machine shifts the loading pattern away from your Quadriceps and can compress your lower back. Stay planted and let your Quadriceps do the work.

Not going deep enough.

Squatting patterns like the Sissy Squat Machine load your entire lower body. This mistake shifts that load to structures that weren't designed to handle it. Stay controlled and let your Quadriceps absorb the work.

Using momentum to come up.

Bouncing or using momentum during the Sissy Squat Machine takes work away from your Quadriceps and puts your connective tissue at risk. Control the weight through the full range — if you can't, lower the load.

Rushing through reps.

Rushing through the Sissy Squat Machine reduces the time your Quadriceps spends under tension — which is one of the main drivers of growth. Aim for a controlled 2-second lowering phase on every rep.

Who should do the Sissy Squat Machine?

Those with machine access wanting quad isolation.

How to Program the Sissy Squat Machine

Strength6-8 reps

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.

Muscle Growth10-15 reps

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.

Endurance15-20 reps

Higher reps with lighter weight builds muscular endurance and improves conditioning. This range is good for joint health and building work capacity.

General guideline: 3-4 sets of 10-12 reps. Rest 60-90s.

What are good alternatives to the Sissy Squat Machine?

Other Variations

  • Weighted Sissy Squat Machine
  • Pause Sissy Squat

This Exercise Is in Your Plan

MySetPlan picks the right exercises for your goals — like the Sissy Squat Machine — and builds them into a monthly program. Every set, every rep, planned out.

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Safety Notes

  • Adjust machine to fit your body.
  • Start without additional weight.
  • Progress depth gradually.