Is this 3D model free to download?

Yes, Gearbox is free to download from MyMiniFactory. Open it in the free Thinger app, or use the "Download from MyMiniFactory" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by MyMiniFactory. Use the "Download from MyMiniFactory" 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 Valentin Lheureux, published on MyMiniFactory. 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.

Gearbox

Source: MyMiniFactory by Valentin Lheureux

The Gearbox is a free printable 3D model from MyMiniFactory by Valentin Lheureux. Hi everybody, this is a Gearbox, this gearbox was totally 3D printed. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from MyMiniFactory

43 saves Source: MyMiniFactory Updated 2026-11-04

Tags: diy, motor, toy, gear, gearbox

About this model

Hi everybody, this is a Gearbox, this gearbox was totally 3D printed. You need, 2 AA battery, a 25mm motor with a 2 mm shaft, 2 steel bar of 3 mm diameter and 2 M3 screws larger than 25 mm. When you will print the different gears you will find 2 gear that are with a smaller hole they correspond to the orange gear in the picture. Print as many gear as you want to have the speed you want. it can be really useful in your DIY creation. hope you'll like it

Frequently asked questions

Is this 3D model free to download?: Yes. Gearbox is free to download from MyMiniFactory. Open it in the free Thinger app, or use the "Download from MyMiniFactory" link above to open the original listing.
Where is the STL hosted?: The download is hosted by MyMiniFactory, not by Thinger. We link you directly to the original listing by Valentin Lheureux.
Who made this model?: Designed by Valentin Lheureux, published on MyMiniFactory. 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.