Workout Description
Why This Workout Is Hard
This 30-minute AMRAP combines moderate loading (52/35kg front squats) with high volume and continuous work. The 400m run creates a natural reset but the 21 front squats demand significant leg endurance. Chest-to-bar pull-ups add skill and grip fatigue. The cumulative effect—running, pulling, squatting repeatedly for 30 minutes—creates substantial fatigue accumulation. Most average athletes will complete 3-4 rounds, experiencing significant leg and grip fatigue by the end. The structure allows no built-in recovery.
Training Focus
This workout develops the following fitness attributes:
- Stamina (8/10): High rep ranges (7 pull-ups, 14 sit-ups, 21 front squats) repeated across multiple rounds test muscular endurance. Cumulative fatigue compounds with each cycle.
- Endurance (7/10): 30-minute AMRAP with 400m runs every round creates sustained cardiovascular demand. Continuous aerobic work with minimal recovery drives heart rate maintenance throughout.
- Speed (6/10): AMRAP format rewards quick movement cycling and minimal transitions. Pacing strategy critical to maximize rounds; steady intensity with efficient transitions.
- Strength (5/10): Moderate loads (52/35kg front squats) with moderate rep ranges. Not maximal strength, but sufficient load to challenge force production under fatigue.
- Flexibility (4/10): Front squats require decent ankle and hip mobility. Pull-ups demand shoulder mobility. Sit-ups need spinal flexion. Moderate ROM demands overall.
- Power (3/10): Some explosive demand in pull-ups and front squats, but high reps and fatigue shift focus toward strength-endurance rather than pure power output.
Movements
- Front Squat
- Chest-to-Bar Pull-Up
- Sit-Up
- Run
Benchmark Notes
Front squats at 52 kg and chest-to-bar pull-ups are the primary limiters; the 400m run provides forced recovery but also accumulates fatigue. L5 (~6 rounds) reflects a solid intermediate athlete managing unbroken or 2-set C2B and cycling squats in 2-3 sets per round.
Modality Profile
Run (Monostructural), Chest-to-Bar Pull-Up (Gymnastics), Sit-Up (Gymnastics), Front Squat (Weightlifting). 4 movements total: 2 Gymnastics (50%), 1 Monostructural (25%), 1 Weightlifting (25%).
Training Profile
| Attribute | Score | Explanation |
|---|---|---|
| Endurance | 7/10 | 30-minute AMRAP with 400m runs every round creates sustained cardiovascular demand. Continuous aerobic work with minimal recovery drives heart rate maintenance throughout. |
| Stamina | 8/10 | High rep ranges (7 pull-ups, 14 sit-ups, 21 front squats) repeated across multiple rounds test muscular endurance. Cumulative fatigue compounds with each cycle. |
| Strength | 5/10 | Moderate loads (52/35kg front squats) with moderate rep ranges. Not maximal strength, but sufficient load to challenge force production under fatigue. |
| Flexibility | 4/10 | Front squats require decent ankle and hip mobility. Pull-ups demand shoulder mobility. Sit-ups need spinal flexion. Moderate ROM demands overall. |
| Power | 3/10 | Some explosive demand in pull-ups and front squats, but high reps and fatigue shift focus toward strength-endurance rather than pure power output. |
| Speed | 6/10 | AMRAP format rewards quick movement cycling and minimal transitions. Pacing strategy critical to maximize rounds; steady intensity with efficient transitions. |
AMRAP As many rounds as possible in 30 mins of: 400m Run 7 Chest-to-bar Pull-ups 14 Sit-Ups 21 Front Squats, 52/35 kg
A grindy aerobic engine builder — sustainable pace with clean transitions, not a sprint.
Pace your first round 5–10s slower than feels easy. Break the gymnastics before failure — small sets save big time across rounds.
Reduce the barbell load to maintain unbroken sets on the cleans. Sub jumping pull-ups or banded for HSPU.