Low Bar Back Squat — how to, muscles worked, alternatives

How to do the Low Bar Back Squat

Place the barbell across your upper back, gripping it firmly with your hands.
Step away from the rack, feet shoulder-width apart, toes slightly outward.
Bend your hips and knees together until your hips drop just below the top of your knees.
Push through your feet to stand back up, keeping your back straight and stomach tight.
Return to the starting position to repeat the movement carefully.

Full technique — 8 steps

Set the bar across the rear delts below the upper traps and grip it tightly.
Unrack the bar, stand tall, and take a short walkout to your squat stance.
Place your feet around shoulder width with toes turned slightly out as needed.
Take a breath and tighten your stomach hard, pull the bar into your back, and keep your torso rigid.
Break at the hips and knees together, sitting back with your knees pointing the same way as your feet.
Descend until your hips drop just below the top of your knees.
Push through your feet to drive up, keeping the bar balanced over the middle of your foot.
Finish standing tall with hips and knees extended before resetting for the next rep.

Common mistakes

Bar drifting toward the toes
Losing upper-back tightness
Knees collapsing inward on ascent
Cutting the squat high
Hips shooting up too fast

Form cues

Bar over middle of foot
Pull elbows toward ribs
Sit back, not straight down
Drive traps into bar
Knees point where feet point

Compared with similar variants

	Low Bar Back Squat	Barbell Back Squat	Hack Squat (Machine)	Goblet Squat
Level	Advanced	Intermediate	Intermediate	Beginner
Technique to learn	hard	hard	easy	easy
How tiring	high	high	moderate	moderate
Lower back	high	high	low	low
Hip	high	moderate	low	low
Equipment	Barbell, Squat rack	Barbell, Squat rack	Hack squat machine	Dumbbells, Kettlebell

An estimate from our exercise ratings, not medical advice. How we rate exercises

Substitutes by equipment

Same muscles, same movement — pick the version you have the gear for.

Where to start and where to go next

Same muscles, same movement. Too hard for now — step down; once it gets easy — step up.

Easier Box Squat Beginner
Easier Barbell Back Squat Intermediate
This exercise Low Bar Back Squat Advanced
Harder Barbell Overhead Squat Advanced

Too hard for now? Start with the Barbell Back Squat.

Quick answers

What muscles does the Low Bar Back Squat work?

Primary: Glutes 10/10, Quads 8/10. Also works: Hamstrings 6/10, Hip adductors 4/10, Lower back 4/10, Abs 3/10.

Which joints does the Low Bar Back Squat load?

Lower back: high, Hip: high, Knee: moderate, Shoulder: moderate. Lower back — lighter options: Hack Squat (Machine), Goblet Squat, Smith Machine Squat.

When should I do the Low Bar Back Squat in a workout?

Main lift. Goes first after the warm-up, while you are fresh. ≈ 14 min with rest.

How many sets and reps of the Low Bar Back Squat?

Strength: 4–5 sets of 3–6 reps, rest 3 min, 1–2 reps in reserve. Muscle growth: 3–4 sets of 8–12 reps, rest 1 min 30 s, 2–3 reps in reserve.

What can I do instead of the Low Bar Back Squat?

Dumbbells: Dumbbell Box Squat, Wide Stance Dumbbell Squat. No equipment: Bodyweight Squat, Bodyweight Overhead Squat. Kettlebell: Kettlebell Squat, Kettlebell Deficit Sumo Squat. Machine: Horizontal Leg Press, Leg Press.