Core · Cable

Cable Standing Serratus (Obliques) Crunch

How to do the cable standing serratus (obliques) crunch, the muscles it works, and the mistakes to avoid. Pulled straight from the Kovo app's exercise library.

Animated demonstration of the Cable Standing Serratus (Obliques) Crunch
Equipment
Cable
Difficulty
Intermediate
Logged as
Weighted reps
Movement
Flexion
Mechanic
Isolation

How to do it

Stand facing away from a high cable and hold the rope behind your head with both hands. Crunch down and forward by pulling your ribs toward your hips against the cable, then return to the upright start under control.

  1. 1Your abs and obliques pulling your ribs toward your hips
  2. 2A rounded spine as you crunch down against the cable
  3. 3Steady cable tension on the way back up

Common mistakes

  • Bending at the hips instead of crunching the trunk
  • Pulling the weight down with your arms
  • Letting the stack yank you back upright too fast

Muscles worked

The cable standing serratus (obliques) crunch mainly works the upper abs, with the lower abs and obliques assisting.

  • Upper AbsPrimary
  • Lower AbsSupport
  • ObliquesSupport
  • ForearmsMinor
  • LatsMinor
  • Hip FlexorsMinor

Kovo programs the cable standing serratus (obliques) crunch for you and tracks it every session.

We build your whole program, drop the right lifts into each workout, and adjust your weights as you get stronger. Free on iOS and Android.

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Last reviewed June 2026.