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  3. Exercises
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  5. Core & Abs
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  7. Spin Back Kick

Exercise guide

Spin Back Kick

  • Advanced
  • Compound
  • Timed hold
  • Lower legs
  • Upper legs
  • Waist

The Spin Back Kick is an advanced rotational movement that builds explosive power in the glutes and hamstrings while demanding high levels of core stability and balance.

Reviewed by the Crucible Fit team · Updated June 2026

Watch the Spin Back Kick demonstrationVideo and instructions for every movement are in the Crucible Fit app.

Muscles worked

Primary

  • Calves
  • Glutes
  • Hamstrings
  • Quadriceps

Secondary

  • Erector spinae
  • Serratus anterior

Equipment

  • Body weight

Setup

  1. Stand in a fighting stance with your lead foot forward and knees slightly bent.
  2. Keep your hands up near your face to maintain balance and protect your midline.
  3. Distribute your weight 50/50 between both feet, staying light on the balls of your feet.

How to do it

  1. Pivot on the ball of your lead foot, rotating your torso 180 degrees until your back faces the target.
  2. Look over your kicking-side shoulder to spot your target before the leg leaves the ground.
  3. Chamber your rear knee toward your chest, then drive your heel straight back in a linear path while exhaling sharply.
  4. Retract the leg quickly along the same path and rotate back to your starting stance with control.

Form checklist

  • Always spot your target over your shoulder before extending the kick.
  • Keep your kicking foot flexed with toes pointing toward the ground to engage the glutes.
  • Maintain a tight core throughout the rotation to prevent falling off-balance.
  • Ensure the kick travels in a straight line rather than a wide arc.

Pro tips

  • The power comes from the speed of the head turn and shoulder rotation; the faster you look, the faster you'll spin.
  • Think of the movement as a 'mule kick' combined with a pivot rather than a swinging circular motion.

Make it harder

  • Perform the kick against a heavy bag to develop impact power and structural integrity.
  • Execute the kick from a moving shadowboxing flow, transitioning immediately into a lead-leg strike.

Frequently asked

What muscles does the spin back kick work?
The spin back kick primarily targets the calves, glutes, hamstrings, and quadriceps, and also works the erector spinae and serratus anterior as secondary muscles.
What equipment do you need for the spin back kick?
The spin back kick requires no equipment — just your body weight.
Is the spin back kick good for beginners?
The spin back kick is rated advanced. Build a base with simpler variations first, then progress to it with light load and strict form.

Related exercises

  • Band DeadliftBeginner · calves, glutes, hamstrings, quadriceps, and trapezius
  • Barbell Hang Clean Below The KneesAdvanced · calves, glutes, hamstrings, quadriceps, and trapezius
  • Barbell Mixed Grip DeadliftIntermediate · calves, glutes, hamstrings, quadriceps, and trapezius
  • Barbell SnatchAdvanced · adductors, calves, deltoids, erector spinae, glutes, hamstrings, lats, and quadriceps

Train it with Crucible Fit.

Every movement in this library is in the app with video and instructions, ready for your own sessions on the days between Crucibles. Your first Crucible is on us.

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