How to Pace HYROX Wall Balls
Wall Balls are the last station in HYROX. 100 reps for Open men, 75 for Open women, at the end of 8km of running and seven other stations. Everything that’s gone before has taxed your legs. Wall Balls run entirely on legs.
The way you pace this station determines whether you finish strong or whether your race drifts away one no-rep at a time while your legs refuse to squat below parallel.
The standard
This is where races are won and lost to no-reps. Know the standard before race day. Train to it, not to what you think you can get away with.
- Squat below parallel on every rep. Hip crease below the knee.
- The ball must hit the target: 3.0m (10ft) for men, 2.7m (9ft) for women. These heights apply to both Open and Pro divisions. Only the ball weight differs between divisions.
- A missed target or a shallow squat is a no-rep. It doesn’t count and you repeat it.
At major HYROX events, officials are watching every rep. A shallow squat that gets through in training will be called in competition.
Ball weights by division
| Division | Men | Women |
|---|---|---|
| Open | 6kg | 4kg |
| Pro | 9kg | 6kg |
Technique
The Wall Ball is a thruster: a front squat into a push-press. How you sequence the movement determines how hard it is over 75 or 100 reps.
The key: catch the ball high and ride it straight into the next squat without pausing at the top. Athletes who catch, stand fully upright, then squat break the rhythm and effectively do two separate movements per rep. Athletes who catch and descend in one fluid motion use momentum and make each rep cheaper.
The throw is a byproduct of standing up fast, not an arm press. Your job is to drive out of the squat with your legs. The ball goes up because your legs accelerated it. If your arms are doing the heavy lifting, your legs aren’t engaged properly.
Keep the ball close to your chest with elbows high. A ball hanging low in front of you changes your centre of mass and makes the squat mechanically harder. Elbows up, ball tight, squat under it.
Aim at the target on every single rep. Under fatigue, athletes stop consciously targeting and start guessing. Misses become more frequent. A miss at rep 80 that you have to repeat is deeply demoralising and wastes everything you saved by pacing well.
How to plan your sets
Going unbroken on Wall Balls at the end of a HYROX race is a trap. Athletes who chase unbroken early, when their legs are full of lactic acid from the Sandbag Lunges, burn out at 40 reps and then take longer total time than an athlete who planned sets from the start.
The math on this is clear: planned, short rest breaks between sets are faster than heroic unbroken attempts that collapse into long unplanned rests.
A starting point for 100 reps: 25 reps, short break, 20 reps, short break, 15 reps, short break, 15 reps, short break, 15 reps, short break, 10 reps. Adjust the set sizes to your fitness level. The principle is consistent short sets with controlled breaks, not maximum sets until failure.
For 75 reps: 20-15-15-15-10 is a reasonable structure. Adjust to what you’ve trained.
Define what a short break means before you arrive at the wall. It’s two or three deep breaths. Not 20 seconds. Not sitting down. Hands on your knees, three breaths, back to the wall. Commit to that in training so it’s automatic under race fatigue.
Pacing and the no-rep problem
The no-rep problem accelerates under fatigue in a specific way. The legs tire first. Tired legs produce shallow squats. Shallow squats cause no-reps. No-reps are demoralising. Demoralised athletes rest longer and execute more poorly on the next set.
The way to avoid this cycle is to plan your depth from the first rep, not from when you start getting called. Squat to full depth on rep one. Squat to full depth on rep 80. The cue is simple: hip crease below the knee. If you’re not sure, you’re probably not there.
Similarly, aim at the target consciously on every rep. Particularly from 60 reps onward, athletes start under-throwing because their arms are tired. If you’ve been relying on leg drive correctly, arm fatigue isn’t the issue. If your arms have been doing too much work, they’ll fail before your legs do.
How fatigue changes the movement
After 8km and seven stations, your legs are not the same legs that started the race. The squat depth that felt easy in training feels much harder when your quads are loaded with fatigue. This is why training Wall Balls on tired legs is important preparation.
The two things that break down first: depth and ball position. Depth because tired legs are reluctant to load. Ball position because fatigued athletes let the elbows drop, which changes the squat mechanics and makes it harder to throw the ball high enough.
When you feel the depth going, consciously think about sitting further back and down on each squat. When you feel the throw going short, think about driving harder with your legs, not pushing harder with your arms.
Training this station properly
Wall Balls practised fresh, rested, and alone are not useful preparation for how you’ll face them in a race. The adaptation you need is Wall Balls on legs that have already run and worked.
A useful training session: run 2km, complete a heavy Sled Push or weighted squat set, then go straight into your Wall Ball rep target at race pace. The physical state you practise in should match the physical state you’ll race in.
Train your planned set structure. Whatever split you’ve decided on, execute it in training. You want to arrive at the wall on race day with a plan that’s been tested, not one you invented in the warm-up.
Build Wall Ball intervals and finisher sets with the app and lock in your race-day target with PaceMe.
See all 8 HYROX stations explained · Ultimate Race Day Guide
