VARIATIONS

Smith Machine Lunge Sprint

Legs switch positions in mid-air under a Smith bar.

This explosive lower-body movement builds quadriceps power and rate of force development. The fixed bar path allows for rapid leg switching under load with reduced balance demands.

HOW TO DO IT

  1. Position the Smith bar across your upper back and step forward into a lunge stance.
  2. Descend until both knees bend to approximately 90 degrees.
  3. Explosively drive upward to switch leg positions in mid-air.
  4. Land softly with the opposite leg forward and immediately descend into the next lunge.
  5. Repeat the alternating jump motion for the desired duration or repetitions.

COMMON MISTAKES

  • Landing with stiff legs instead of absorbing impact.
  • Allowing the front knee to cave inward.
  • Leaning too far forward during the jump.
  • Taking too long between ground contacts.

TIPS

  • Drive through the mid-foot to maximize vertical height.
  • Keep your torso upright throughout the entire movement.
  • Minimize ground contact time to maintain power output.

SAFETY

  • Ensure adequate ceiling clearance before jumping with the bar.
  • Do not attempt this movement if you have existing knee or ankle instability.

DETAILS

Muscles
Quadriceps
Equipment
Smith Machine
Type
Strength Training
Difficulty
Intermediate
Tracked as
Weight & Reps

TECHNIQUE

Base movement
Lunge
Legs
Alternating
Arms straight or bent
Bent arms
Hand orientation
Pronated (palms down / away)
Body position
Standing
Direction
Forward

SIMILAR EXERCISES

Smith Machine Lunge Sprint · 1/4

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