Is this 3D model free to download?

Yes, 3.31:1 Gear Box 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 Gabriel3DCaster, 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.

3.31:1 Gear Box 3D printable model by Gabriel3DCaster

3.31:1 Gear Box

Source: Thingiverse by Gabriel3DCaster

The 3.31:1 Gear Box is a free printable 3D model from Thingiverse by Gabriel3DCaster. Do you want something to truly test you 3D Printer Accuracy? Here's a nice and fun test! This is a small part of a major project I have but also a really cool thing to by it self. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

151 saves Source: Thingiverse Updated 2026-10-25 License: CC-BY · commercial OK 1 makes Category: Vehicles & RC

Tags: 3d printer, 3D Slash, box, car, cars, differential, engineering, Gear, gears, gear box, Gear Reduction, mechanical, mechanism, reduction, science

About this model

Do you want something to truly test you 3D Printer Accuracy? Here's a nice and fun test! This is a small part of a major project I have but also a really cool thing to by it self. It also helps you understand how gears and gear reductions work. It's really easy to assemble. You'll just need to glue two parts together and that's it! Here's a video on how it assembles: I hope you enjoy It and If you do make sure to like this project! Thank you!

Frequently asked questions

Is this 3D model free to download?: Yes. 3.31:1 Gear Box 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 Gabriel3DCaster.
Who made this model?: Designed by Gabriel3DCaster, 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.