Gym Ab Workout: Best Machines, Cables and Bar Exercises
A gym ab workout using cables, hanging bars, decline benches and ab wheels. Which machines are worth it, sets and reps, and how to program abs with lifting.
By Ayoub Farid · · 3 min read
At the gym you can load your abs like any other muscle, which is the fastest way to build thicker, more visible abs. Here's what's worth using, and what's not.
The gym ab workout
| Exercise | Sets × reps | Zone |
|---|---|---|
| Cable kneeling crunch | 3 × 12–15 | Upper abs |
| Hanging knee or leg raise | 3 × 8–12 | Lower abs |
| Cable woodchop or Pallof press | 3 × 10 per side | Obliques |
| Ab wheel rollout | 3 × 8 | Stability |
| Decline crunch | 2 × 12 | Upper abs |
Rest 45–60 seconds. Do it two to three times per week, after your main lifts.
Cable kneeling crunch
Kneel facing the cable with a rope behind your head. Crunch your ribs toward your hips, round your spine, don't just bend at the hips.
Hanging leg raise
The king of lower ab exercises. Start with knees bent. Guide.
Pallof press
A cable at chest height, press it straight out and resist the pull. Brilliant anti-rotation work.
Ab wheel rollout
Decline crunch
Bench at a slight decline; add a plate when it gets easy.
Machines: worth it?
- Ab crunch machine: fine for loading the crunch pattern. Keep the movement in your spine.
- Captain's chair: great for knee raises if you can't hang yet.
- Rotary torso machine: OK, but cable rotations train the same thing more naturally.
Programming with lifting
- Train abs after heavy squats and deadlifts, not before; you need your core fresh for those.
- Two or three ab sessions a week is plenty if you lift.
- Progress with load or reps every week or two. See progressive overload for abs.
In AbBlitz, set equipment to full gym and your plan includes cable, machine, hanging and wheel exercises from the 169-exercise library. More in combine abs with strength training.
Sample week for lifters
| Day | Lifting | Abs |
|---|---|---|
| Mon | Lower body (squats) | Ab wheel + Pallof press |
| Tue | Upper body | Cable crunch + hanging leg raise |
| Wed | Rest | Optional walk |
| Thu | Lower body (deadlifts) | Plank + side plank |
| Fri | Upper body | Gym ab workout (full) |
| Sat/Sun | Rest |
Keep the heaviest ab work away from the day before your heaviest squats or deadlifts.
Loading guidelines
| Exercise | Reps | Progress when |
|---|---|---|
| Cable crunch | 10–15 | 3 × 15 feels easy |
| Hanging leg raise | 6–12 | 3 × 12 strict |
| Pallof press | 10 per side | No rotation at all |
| Ab wheel | 6–10 | Full range, no sag |
| Decline crunch | 10–15 | Add a plate |
Common gym ab mistakes
- Using a cable crunch weight so heavy that the hips move instead of the spine
- Swinging on the hanging bar
- Doing abs first and then squatting with a tired core
- Training abs every gym session at high intensity without rest days
Frequently asked questions
Is it better to train abs at the gym or at home?
The gym lets you add load easily. Home workouts work too with harder body-weight variations.
Should I use a weight belt?
For heavy squats and deadlifts some lifters do. You don't need one for ab training.
Can I train abs on leg day?
Yes. Do them at the end of the session.
How heavy should cable crunches be?
Heavy enough that 12–15 controlled reps are challenging, but not so heavy you yank with your arms.