Cable Y-Raise

Move · Resistance Training · Movement, Typed Supps

The arms finish overhead in a wide Y rather than out to the sides, and that angle is what shifts the work down to the lower part of the trapezius.

Stage by stage

Set-up (Load set deliberately light): Tension is kept low because position, not resistance, is what selects the muscle here.
During the raise (Elevation in scapular plane): Finishing in a Y rather than a T puts the arm at the abduction angle that biases lower trapezius.
At the top (Upward rotation, posterior tilt): The shoulder blade rotates up and tilts back; lower trapezius and serratus anterior drive that coupled motion.
Weeks later (Overhead positions improve): Better upward rotation capacity supports pressing and pulling overhead, though injury-prevention claims remain unproven.

Muscles trained

Primary: shoulders
Secondary: biceps, rear shoulders, rotator cuff, serratus anterior, traps

Intensity

3.5 METs (Resistance (weight) training, multiple exercises, 8-15 repetitions at varied resistance).

Time to effect

Weeks: Better scapular control and less shoulder fatigue during overhead work are often the first things lifters notice, well before any visible muscle change.
Months: Stronger lower traps support healthier overhead pressing and pulling mechanics over the long run, and can contribute to more defined upper-back and shoulder lines.

Common myth

"Y-raises are just a weaker version of the lateral raise." In reality: The two exercises train different things - lateral raises build the deltoid for shoulder width, while Y-raises target the lower traps and scapular upward rotation, a stability role the deltoid does not fill. They complement rather than duplicate each other.