Recommend a Prusa printer, earn $30! See the updated Prusa Rewards Program.
Original Prusa MMU3 printable parts and MMU extruder upgrades for MK4(S), MK3.9(S), MK3.5(S) and MK3S+.
113h 10m
20× print file
0.20 mm
0.40 mm
1832.00 g
2,910
37 k
428
148 k
updated August 5, 2025

Description

PDF

All printable parts for your Original Prusa MMU3. Before you start printing please read the instructions carefully.

Depending on the option selected, you either receive all printed parts from Prusa or you have to print them yourself. However, some parts requiring specific post-processing are included regardless, those aren't included in the G-codes (only as STLs).

---

Before you start:

List of models are sorted as universal parts (for all printers) and Specific parts (only for certain printers).

Please check your printer model and select correct models to avoid unnecessary printing.

---

Print instructions

Before you start printing G-codes or individual parts, read the notes below each file.

Download the latest PrusaSlicer and use the following settings*:

  • Print settings: 0.20mm STRUCTURAL
  • Filament: PETG (tested on Prusament)
  • 20% Grid infill

* Note that print settings are recommended, but you can experiment with your own. 

Tags



Model origin

The author marked this model as their own original creation.

License


Featured in Articles