Anterior/Posterior 4 day split
Transform your physique with this advanced 18-week split—sculpt strength and symmetry, one powerful workout at a time.
Overview
Who it's for
Muscle engagement
| # | Exercise | Sets | Reps |
|---|---|---|---|
| 1 | Pec Deck (Machine) | 1 | 8–10 reps |
| 1 | 6–8 reps | ||
| 1 | 4–6 reps | ||
| 2 | Incline Chest Press (Machine) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 3 | Lateral Raise (Cable) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 4 | Shoulder Press (Machine) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 5 | JM Press | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 6 | Single Arm Tricep Extension (Cable) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 7 | Leg Extension | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 8 | Single Leg Press | 1 | 6–8 reps |
| 1 | 4–6 reps |
| # | Exercise | Sets | Reps |
|---|---|---|---|
| 1 | Kelso Shrug | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 2 | Single Arm Lat Row | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 3 | Lat Pulldown (Single Arm) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 4 | Preacher Curl (Dumbbell) | 1 | 8–10 reps |
| 1 | 6–8 reps | ||
| 1 | 4–6 reps | ||
| 5 | Rear Delt Fly (Cable) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 6 | Hammer Curl (Dumbbell) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 7 | Seated Hamstring Curl | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 8 | Calf Raise (Leg Press) | 1 | 6–8 reps |
| 1 | 4–6 reps |
| # | Exercise | Sets | Reps |
|---|---|---|---|
| 1 | Plank | 1 | 1 min |
| 2 | Abs Crunch (Weighted) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 3 | Leg Raise (Captain's Chair) | 1 | 6–8 reps |
| 1 | 4–6 reps |
| # | Exercise | Sets | Reps |
|---|---|---|---|
| 1 | Pec Deck (Machine) | 1 | 8–10 reps |
| 1 | 6–8 reps | ||
| 1 | 4–6 reps | ||
| 2 | Incline Chest Press (Machine) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 3 | Lateral Raise (Cable) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 4 | Shoulder Press (Machine) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 5 | JM Press | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 6 | Single Arm Tricep Extension (Cable) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 7 | Leg Extension | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 8 | Single Leg Press | 1 | 6–8 reps |
| 1 | 4–6 reps |
| # | Exercise | Sets | Reps |
|---|---|---|---|
| 1 | Kelso Shrug | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 2 | Single Arm Lat Row | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 3 | Lat Pulldown (Single Arm) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 4 | Preacher Curl (Dumbbell) | 1 | 8–10 reps |
| 1 | 6–8 reps | ||
| 1 | 4–6 reps | ||
| 5 | Rear Delt Fly (Cable) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 6 | Hammer Curl (Dumbbell) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 7 | Seated Hamstring Curl | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 8 | Calf Raise (Leg Press) | 1 | 6–8 reps |
| 1 | 4–6 reps |
| # | Exercise | Sets | Reps |
|---|---|---|---|
| 1 | Plank | 1 | 1 min |
| 2 | Abs Crunch (Weighted) | 1 | 6–8 reps |
| 1 | 4–6 reps | ||
| 3 | Leg Raise (Captain's Chair) | 1 | 6–8 reps |
| 1 | 4–6 reps |
Weeks 2–18 are in the app
Download Boostcamp to follow the full program with auto-progression and built-in coaching notes.
Common questions
Yes, Anterior/Posterior 4 day split is completely free to follow on Boostcamp. Download the app on iOS or Android, find the program, and start your first workout immediately. All 18 weeks are fully unlocked.
This program is built around a full gym. Make sure you have consistent access before starting, since the progression model assumes you can perform the same movements week over week.
Each session typically takes around 80 minutes to complete. That estimate covers your working sets but doesn't account for warm-up or rest between sets, so budget a little extra time when you're first learning the movements.
Anterior/Posterior 4 day split is structured around 6 training days per week, with rest days built in to allow for recovery. The Boostcamp app lets you reschedule sessions if your week doesn't go to plan.
The program runs for 18 weeks. The structure is designed so that each week builds on the last, with weights, volume, or intensity progressively increasing as you go.
Anterior/Posterior 4 day split is available inside the Boostcamp app, free on iOS and Android. Once you download the app, you can search for the program by name. The app tracks all your sets and weights automatically, so you always know exactly what to do next session.
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