Is this 3D model free to download?

Yes, Infill 3D 75 Geared Extruder is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by Infill3D, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Infill 3D 75 Geared Extruder 3D printable model by Infill3D

Infill 3D 75 Geared Extruder

Source: Thingiverse by Infill3D

The Infill 3D 75 Geared Extruder is a free printable 3D model from Thingiverse by Infill3D. As I mention in the Infill 3D Bowden geared extruder, I like direct drives I will go as far and say that aesthetically direct drives are ahead; less parts, smaller, less. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

1,239 saves Source: Thingiverse Updated 2026-10-13 License: GPL · commercial OK 10 makes Category: 3D Printer

Tags: Geared Extruder, Infill 3D, Infill 3D Extruder, prusa i3

About this model

As I mention in the Infill 3D Bowden geared extruder, I like direct drives I will go as far and say that aesthetically direct drives are ahead; less parts, smaller, less complicated but at the price of reliability. Once more I wanted a compact extruder that has the reliability of a Wade's extruder here is what I came up with. I made this extruder to work with the SunBurn hotend and the Infill 3D i3R however it will work with any hotend that has a 16mm groove mount, I wanted the extruder to be small and give me back some Z axis printing volume; from the bottom of the X-Carriage to the tip of the SunBurn hotend (this measurement will be different with other hotends) there is only 10mm+/- I could have gone lower but I wanted to play it safe. Also it uses the same small 2/3 herringbone gears a…

Frequently asked questions

Is this 3D model free to download?: Yes. Infill 3D 75 Geared Extruder is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by Infill3D.
Who made this model?: Designed by Infill3D, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.