Cable Seated Single Leg Extension
Isolate & strengthen your quads with Cable Seated Single Leg Extensions! A targeted exercise for leg day.
The Cable Seated Single Leg Extension mainly works the quads, with help from the core. You'll need: exercise bench or ankle cuff attachment or cable machine.
Required Equipment



Cable Seated Single Leg Extension Muscles Worked
Primary
Quads (quadriceps femoris)
Secondary
Abdominals (rectus abdominis)
Cable Seated Single Leg Extension Variations and Alternatives
How to do the Cable Seated Single Leg Extension
Setup:
Attach the ankle strap to the low pulley of the cable machine.
Adjust the weight on the machine to a comfortable level.
Positioning:
Sit on a bench or seat facing the cable machine. Ensure your back is straight and your feet are flat on the floor.
Secure the ankle strap around your right ankle. If you do not have an ankle strap, simply hold the cable handle with your right foot.
Starting Position:
Place your hands on the front of the bench for stability.
Keep your left leg bent and your left foot flat on the floor.
Movement:
Slowly extend your right leg straight out in front of you, keeping your knee unbent at the start.
Focus on the quadriceps (the muscles at the front of your thigh) as you straighten your leg.
Hold the extended position for a moment at the top, squeezing your thigh muscles.
Return:
Gradually lower your right leg back to the starting position, maintaining control of the movement.
Avoid letting your foot touch the ground before you complete the set.
Repetitions:
Perform 10-15 repetitions on the right leg, then switch to the left leg.
Complete 2-3 sets for both legs.
Tips:
Keep your core engaged to maintain balance.
Start with a lower weight to master the movement before increasing the resistance.
If you feel discomfort in your knees, reassess your form and range of motion.
Cable Seated Single Leg Extension FAQs
What muscles does the Cable Seated Single Leg Extension work?
The Cable Seated Single Leg Extension mainly works the quads, with help from the core. The main muscles are the quadriceps femoris.
What equipment do you need for the Cable Seated Single Leg Extension?
Exercise bench or ankle cuff attachment or cable machine.
What workout day should the Cable Seated Single Leg Extension go on?
It belongs on leg day in a push/pull/legs routine.
What are some Cable Seated Single Leg Extension variations and alternatives?
Similar exercises include the Band Seated Leg Extension, Cable Lying Hip Flexion, Cable Lying Single-Leg Hip Flexion and Cable Squat.
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