Sled 45 Leg Press
Description
The sled 45-degree leg press is a compound lower-body machine exercise where you push a weighted sled up a 45-degree track using your legs. The guided path removes balance demand and allows extremely heavy loading of the quads and glutes with reduced lower-back involvement. It is one of the most popular leg-building machines in any gym.
Muscle Group
Equipment Required
Sled 45 Leg Press Instructions
- Sit on the leg press machine with your back firmly against the pad. Place your feet on the platform shoulder-width apart, roughly in the center.
- Release the safety handles and straighten your legs to take the weight. Do not lock your knees fully at the top.
- Brace your core and keep your lower back pressed firmly against the pad throughout.
- Lower the sled by bending at the knees and hips. Allow your knees to travel toward your chest.
- Descend until your thighs reach roughly 90 degrees or until your lower back begins to round off the pad — stop before rounding.
- Drive the sled back up by pressing through your full foot. Do not lock your knees at the top.
- Adjust foot position: higher on the platform biases glutes/hamstrings, lower biases quads, wider biases adductors.
- Re-engage the safety handles before exiting the machine.
Sled 45 Leg Press Form & Visual

Sled 45 Leg Press Benefits
- Allows extremely heavy quad and glute loading in a guided path
- Removes balance demand and upper-body involvement
- Reduced lower-back stress compared to squats
- Foot position adjustments bias different muscles
- Allows safe training to failure with the safety stops
- Easy to load progressively with plates
Sled 45 Leg Press Muscles Worked
- Quadriceps
- Gluteus maximus
- Hamstrings (secondary)
- Adductors (wider stance)
- Calves (secondary)
Sled 45 Leg Press Variations & Alternatives
- Lever Seated Leg Press
- Smith Machine Leg Press
- Single-Leg 45-Degree Leg Press
- Wide-Stance 45-Degree Leg Press
- Narrow-Stance 45-Degree Leg Press
- High-Foot 45-Degree Leg Press (glute bias)
- Low-Foot 45-Degree Leg Press (quad bias)
- Calf Press on 45-Degree Leg Press
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