Sled One Leg Hack Squat

Instructions

1
Sit on the leg press machine with your back and head resting firmly against the padded support. Position your feet on the platform shoulder-width apart, with toes pointing slightly outward and feet flat against the platform.
2
Grip the handles on either side of the machine for stability. Ensure your knees are aligned with your feet and start with knees at approximately 90 degrees of flexion. Engage your core and maintain a neutral spine throughout the movement.
3
Slowly lower the weight by bending your knees and hips, allowing the platform to move toward your body under controlled tension. Lower until your knees reach approximately 90 degrees of flexion or slightly less, keeping your lower back against the pad. Maintain pressure through your heels and avoid letting knees cave inward.
4
Drive through your heels and extend your legs to push the platform away, returning to the starting position. Stop just before full knee lockout at the top. Maintain continuous tension on the quadriceps throughout the concentric phase and return smoothly to the starting position without bouncing.

PRIMARY MUSCLESQuadriceps
SECONDARY MUSCLESGluteus Maximus, Adductor Magnus, Vastus Medialis Obliquus
EQUIPMENTSled machine
DIFFICULTYBeginner

Overview

The Sled One Leg Hack Squat is an incredibly effective Strength movement designed to fully engage the Quadriceps. By utilizing Sled machine, this exercise emphasizes a deep stretch and a powerful contraction, making it a cornerstone for anyone looking to optimize their Thighs development.

Benefits

  • Significantly enhances the structural integrity and power of the Quadriceps.
  • Reduces the likelihood of Thighs injuries by reinforcing connective tissue strength.
  • Acts as a highly scalable Strength movement, perfect for both beginners and elite athletes.

Common Mistakes

  • Using excessive momentum to swing the Sled machine rather than controlling the eccentric phase.
  • Losing core tension, leading to poor spinal alignment and reduced power output.
  • Rushing the repetition tempo instead of focusing on the mind-muscle connection with the Thighs.
  • Shrugging the shoulders or compensating with secondary muscles rather than isolating the Quadriceps.

Pro Tips

If you feel this primarily in your joints rather than the Quadriceps, instantly lower the weight and readjust your Sled machine setup.

Exercise Variations

  • Dumbbell Sled One Leg Hack Squat
  • Cable Sled One Leg Hack Squat
  • Banded Sled One Leg Hack Squat

Beginner Tips

If you are new to the Sled One Leg Hack Squat, focus on mastering the movement pattern with zero weight before adding Sled machine.

Frequently Asked Questions