Is this 3D model free to download?

Yes, BITBOTS! CAR PART EXPANSION is free to download from Cults3D. Open it in the free Thinger app, or use the "Download from Cults3D" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Cults3D. Use the "Download from Cults3D" 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 optimusha, published on Cults3D. 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.

BITBOTS! CAR PART EXPANSION 3D printable model by optimusha

BITBOTS! CAR PART EXPANSION

Source: Cults3D by optimusha

The BITBOTS! CAR PART EXPANSION is a free printable 3D model from Cults3D by optimusha. Heya there! Optimusha's back for yet another daily upload! Sorry, that wasn't funny. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Cults3D

30 saves Source: Cults3D Updated 2026-11-03 License: CC-BY-NC-ND · non-commercial Category: Toys & Games

Tags: transformers, bitbots, block, legos, car, cars, truck, trucks, robot, 5mm peg

About this model

Heya there! Optimusha's back for yet another daily upload! Sorry, that wasn't funny. Anyway I have the first expansion pack for BITBOTS ready! And I figured, what's a better expansion pack to begin with than a car part one? Now your BITBOTS can roll out! Let me go over what each part is meant to be real quick. Part 1 is the small wheel, and one of the most important pieces if you're trying to make a car! (PLEASE NOTE: the tolerance is somewhat loose on part 1, I'm not sure why, if this is a problem for anyone else please contact me and I can try to fix it). Part 2 is the big wheel, very similar to part 1 but larger, these are the wheels I used for the thumbnail. Parts 3, 4, and 5 are clip pieces for the wheels with varying attachments. Part 6 is the large wind shield, very useful for addin…

Frequently asked questions

Is this 3D model free to download?: Yes. BITBOTS! CAR PART EXPANSION is free to download from Cults3D. Open it in the free Thinger app, or use the "Download from Cults3D" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Cults3D, not by Thinger. We link you directly to the original listing by optimusha.
Who made this model?: Designed by optimusha, published on Cults3D. 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.