Get Stronger

5/3/1 — First Set Last

4-day Wendler 5/3/1 with First Set Last assistance. Same main-lift wave as BBB (4 mesocycles × 4 weeks). FSL = 5×5 at the first working set's weight (vs BBB's 5×10). Lower volume — appropriate for cuts, older intermediates, or time-constrained training.

Category
Get Stronger
Length
16 weeks
Frequency
4 days/week
Est. session
50–70 min

Last updated: June 2026

01Overview

About this program

Jim Wendler's 5/3/1 with the First Set Last assistance template — a lower-volume alternative to BBB for trainees who can't recover from BBB's 50-rep assistance volume. Same main-lift wave (16 weeks across four 4-week mesocycles), same Squat / Bench / Deadlift / OHP rotation, same training-max progression. Only the assistance work differs: FSL is 5 sets × 5 reps at the FIRST working set's weight, not 5×10 at 50% TM.

Designed for intermediate trainees in any of the following: caloric deficit (BBB volume is questionable on a deficit per the Body Recomposition framework), older trainees (40+) where recovery is the limiter per the Strength framework's 40+ trainee adjustments, time-constrained windows where the 5×10 BBB assistance pushes sessions past 90 minutes, or anyone whose joints are already cooked from a hypertrophy block. Skip this if you want maximum hypertrophy carryover — switch to BBB. Equipment: barbell, rack, bench, micro- plates.

Wave structure mirrors BBB exactly: Week 1 = 65/75/85% TM × 5/5/5+, Week 2 = 70/80/90% × 3/3/3+, Week 3 = 75/85/95% × 5/3/1+, Week 4 = 40/50/60% × 5 deload. AMRAP rep count on the third main set drives TM progression (Wendler heuristic: AMRAP +5 reps over baseline = TM ready to move).

Across 16 weeks expect 7-12 kg added to squat / deadlift, 3-7 kg to bench, 1-2.5 kg to OHP. Slightly slower hypertrophy than BBB (lower weekly assistance volume) — that's the trade-off. Backed by Jim Wendler's *5/3/1 Forever* (2017) chapter on FSL.

Get Stronger · 16 weeks · 4 days/week

16 weeks

Start to finish

Frequency
4 days/week
Per session
50–70 min
02The fit

Who it's for

Four ways to tell at a glance whether this block belongs in your week.

01The goal
4-day Wendler 5/3/1 with First Set Last assistance.
02The commitment
A steady four-plus days a week
03The arc
16 weeks, 4 phases that build and reset
04The coaching
Your coach drives the plan forward — it reads each session and moves you up the moment the work gets easier, so you keep progressing
03The arc

How it progresses

16 weeks across 4 phases — your coach watches the effort in your logged sets and moves the weight up the moment a load starts getting easier, so you keep climbing instead of waiting on the calendar.

  1. 62
    Intensity
    Weeks 14

    Phase 1 · Accumulation

    Mesocycle 1

    First wave — establish FSL load. Conservative TM start.

  2. 62
    Intensity
    Weeks 58

    Phase 2 · Accumulation

    Mesocycle 2

    Second wave at +2.5 kg upper / +5 kg lower TM.

  3. 82
    Intensity
    Weeks 912

    Phase 3 · Intensification

    Mesocycle 3

    Third wave. AMRAP rep counts will be lower as TM has climbed.

  4. 88
    Intensity
    Weeks 1316

    Phase 4 · Testing

    Mesocycle 4 — Peak / Re-test

    Final wave. Re-test 1RMs in week 16 deload week.

04The sessions

Sessions in this program

The individual workouts this program schedules through the week — open any session for its full exercise list, sets, and coaching notes.

05The thinking

Why your coach builds it this way

Jim Wendler's 5/3/1 with the First Set Last assistance template — a lower-volume alternative to BBB for trainees who can't recover from BBB's 50-rep assistance volume. Same main-lift wave (16 weeks across four 4-week mesocycles), same Squat / Bench / Deadlift / OHP rotation, same training-max progression. Only the assistance work differs: FSL is 5 sets × 5 reps at the FIRST working set's weight, not 5×10 at 50% TM.

Designed for intermediate trainees in any of the following: caloric deficit (BBB volume is questionable on a deficit per the Body Recomposition framework), older trainees (40+) where recovery is the limiter per the Strength framework's 40+ trainee adjustments, time-constrained windows where the 5×10 BBB assistance pushes sessions past 90 minutes, or anyone whose joints are already cooked from a hypertrophy block. Skip this if you want maximum hypertrophy carryover — switch to BBB. Equipment: barbell, rack, bench, micro- plates.

Wave structure mirrors BBB exactly: Week 1 = 65/75/85% TM × 5/5/5+, Week 2 = 70/80/90% × 3/3/3+, Week 3 = 75/85/95% × 5/3/1+, Week 4 = 40/50/60% × 5 deload. AMRAP rep count on the third main set drives TM progression (Wendler heuristic: AMRAP +5 reps over baseline = TM ready to move).

Across 16 weeks expect 7-12 kg added to squat / deadlift, 3-7 kg to bench, 1-2.5 kg to OHP. Slightly slower hypertrophy than BBB (lower weekly assistance volume) — that's the trade-off. Backed by Jim Wendler's *5/3/1 Forever* (2017) chapter on FSL.

06FAQ

Common questions

The facts most people check before they commit a block to it.

01How long is the 5/3/1 — First Set Last program?

5/3/1 — First Set Last runs 16 weeks at 4 days a week, structured into 4 phases so the load builds and resets on schedule. In Squatly, the coach tunes it to you, so the plan keeps moving with your training.

02Who is 5/3/1 — First Set Last for?

4-day Wendler 5/3/1 with First Set Last assistance. It sits in the Get Stronger category, and the coach reads your training to tell you whether it's the right fit before you commit a block to it.

03How does 5/3/1 — First Set Last progress over the weeks?

It opens with mesocycle 1 and finishes with mesocycle 4 — Peak / Re-test. Each phase has a job — accumulate work, push intensity, or back off to absorb it — and the coach moves your load when your logged sets earn it, not on a fixed schedule.

04Does the coach adjust 5/3/1 — First Set Last to me?

Yes. The program is the starting structure; the coach reads your e1RM trend, your weekly volume, and your effort on each lift, then tells you when to push — when a load is getting easier, it's time to add weight. It shows you the trend lines behind every call, and you accept, edit, or reject it. With every workout, the plan gets more yours.

Tuned to you, every workout

Keep moving forward.

The program sets the structure. Your coach drives it forward — reading your numbers and pushing the weight up as you get stronger, so the plan stays yours and you keep progressing.

iOS · Works offline

Aleks · Coach

Three clean sessions at 185 × 5, last one at RPE 7. You’ve got more let’s take 190 on Monday.

Proposal — add weight

Last185 × 5RPE 7
Mon190 × 5▲ +5 lb
AcceptDeny