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Speed Box Squat

The Speed Box Squat primarily targets your Quadriceps, with support from Calves, Glutes, Hamstrings. It requires barbell and is best suited to intermediate lifters.

Intermediate level · Equipment: Barbell · Compound · Push

Primary muscles: Quadriceps Secondary muscles: Calves, Glutes, Hamstrings

How to perform Speed Box Squat

  1. Step 1. Attach bands to the bar that are securely anchored near the ground. You may need to choke the bands to get adequate tension.
  2. Step 2. Use a box of an appropriate height for this exercise. Load the bar to a weight that still requires effort, but isn't so heavy that speed is compromised. Typically, that will be between 50-70% of your one rep max.
  3. Step 3. Position the bar on your upper back, shoulder blades retracted, back arched and everything tight head to toe. This will be the starting position.
  4. Step 4. Unrack the bar and position yourself in front of the box. Sit back with your hips until you are seated on the box, ensuring that you descend under control and don't crash onto the surface.
  5. Step 5. Pause briefly, and explode off of the box, extending through the hips and knees.

Frequently asked questions

What is the primary objective of the speed box squat?

The speed box squat focuses on developing explosive power and rate of force development. It teaches the lifter to transition quickly from a static position to a dynamic concentric movement.

How should the descent and contact with the box be executed?

Lower the weight under control and sit back onto the box without collapsing your posture. Pause briefly to break the eccentric-concentric chain before exploding upward as fast as possible.

What are common mistakes to avoid during this movement?

Avoid rocking your torso to gain momentum or bouncing off the box to lift the weight. Maintain a vertical shin angle and keep your core braced throughout the entire range of motion.

How should a beginner progress into the speed box squat?

Beginners should first master the standard box squat with a slow tempo to ensure proper mechanics. Once form is consistent, they can introduce a lighter barbell to focus on acceleration.

What is the recommended set and rep scheme for speed work?

This exercise is typically performed for 6 to 10 sets of 2 to 3 repetitions. Keep the weight between 50% and 60% of your maximum to prioritize bar speed over total load.

Sample sets & reps for Speed Box Squat

  • Strength: 4-5 sets × 3-5 reps, 2-3 min rest. 80-90% 1RM, RPE 8-9.
  • Hypertrophy: 3-4 sets × 6-10 reps, 90s-2 min rest. 70-80% 1RM, RPE 7-8.
  • Power / explosiveness: 5-6 sets × 2-3 reps, 2-3 min rest. 60-75% 1RM, max bar speed.

Pick the scheme that matches your goal. Beginners should start at the lower end of every range; progress weight only when you hit the upper end of the rep range with one or two reps in reserve.

Related Quadriceps exercises

  • All Fours Quad Stretch — stretch
  • Alternate Leg Diagonal Bound — other
  • Backward Drag — other
  • Bear Crawl Sled Drags — sled
  • Bench Jump — bodyweight

See all Quadriceps exercises →

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