Seated Head Harness Cable Neck Flexion
In SetGrip: Cable Neck Flexion (Seated, Head Harness)
- Primary muscleLevator Scapulae
- EquipmentCable
- DifficultyIntermediate
- TypeIsolation · Neck flexion
- Secondary muscles
- Sternocleidomastoid, Scalenes, Longus Colli, Longus Capitis
- Body part
- Neck
- Position
- Seated
- Laterality
- Bilateral (both sides together)
- Category
- Strength
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Facing away from the cable stack with the harness clipped behind your head, you nod your chin forward against a pull coming from behind, a line of resistance the deep neck flexors rarely see from a hanging plate. Select the lightest pin on the stack to start; the cable's leverage on this small movement is stronger than it looks.
How to do the Seated Head Harness Cable Neck Flexion
- Set a cable pulley roughly at seated head height and select a very light weight.
- Sit on a bench facing away from the machine; clip the head harness D‑ring behind your head to the cable.
- Sit tall with feet flat, core braced, shoulders relaxed, and neck in neutral alignment.
- Pre-tension the cable by scooting forward slightly without extending the neck.
- Exhale and flex the neck, nodding the chin toward the chest through a comfortable range without rounding the torso.
- Pause briefly, then slowly return to neutral while resisting the pull—do not hyperextend.
- Keep the motion smooth and small; stop immediately if you feel pain or dizziness.
Tip: Keep the reps high and the tempo slow, and never add weight until 25 reps feel easy.
Muscles worked
Primary
Levator Scapulae · Back
The deep neck muscles and the front of the neck pull the chin toward the chest and stabilize the head, and you should feel the work along the front and sides of the neck.
Secondary
- Sternocleidomastoid
- Scalenes
- Longus Colli
- Longus Capitis
Common mistakes
- Loading too much too soon — start with a small plate and add a little at a time, since the front of the neck is weaker than the back.
- Tucking the chin only — the head should travel through a full arc from tilted back to chin at the chest, not just nod.
- Rushing the reps — lift and lower slowly, and pause for a moment at the top of each rep.
- Holding the breath — breathe normally through the set so the neck stays relaxed apart from the working muscles.
Sets, reps and where it fits
| Goal | Sets × reps | Rest |
|---|---|---|
| Muscle growth | 3–4 × 10–15 | 60–90 s |
| Endurance / finisher | 2–3 × 15–20 | 45 s |
| Strength | Not ideal — pick a compound lift for the same muscle | — |
Neck flexion goes at the very end of a session with the other neck work. Superset it with neck extension using the same harness or plate.
Variations and alternatives
Similar exercises
Without cable
Frequently asked questions
What muscles does the Seated Head Harness Cable Neck Flexion work?
The Seated Head Harness Cable Neck Flexion primarily works the levator scapulae. It also involves the sternocleidomastoid, scalenes, longus colli and longus capitis, which assist the movement and stabilise the joints.
Is the Seated Head Harness Cable Neck Flexion good for beginners?
It is rated intermediate, so it suits people who already train regularly. Beginners can still do the Seated Head Harness Cable Neck Flexion with light load and a spotter or coach watching the first few sessions; if it feels awkward, pick an easier variation from the alternatives below first.
What can I do instead of the Seated Head Harness Cable Neck Flexion?
If you cannot do the Seated Head Harness Cable Neck Flexion, try the Lying Harness Neck Flexion or the Seated Head Harness Cable Neck Extension. Each of them trains the levator scapulae through a similar movement, so you can swap them in without changing the rest of the workout.
How many sets and reps should I do?
It depends on your goal. For the Seated Head Harness Cable Neck Flexion, a sensible starting point is muscle growth: 3–4 × 10–15 with 60–90 s rest; endurance / finisher: 2–3 × 15–20 with 45 s rest. Do it after your compound lifts. It is a finishing movement, not the main event.
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