Hack Squat Smith Machine Benefits. This upright posture reduces hip flexion and increases knee flexion. When you're doing a hack squat smith machine style, it's essential to push your hips back and down so that you can achieve a full range of motion (rom).

A smith assisted squat machine comes with many potential benefits. The hack squat works the muscles of the lower body including the legs, hip flexors, and even the core muscles. When you're doing a hack squat smith machine style, it's essential to push your hips back and down so that you can achieve a full range of motion (rom).