SMARS - 28BYJ-48 3D printable model by unclejeff

SMARS - 28BYJ-48

Source: Thingiverse by unclejeff

The SMARS - 28BYJ-48 is a free printable 3D model from Thingiverse by unclejeff. UPDATE: Fixed the non-manifold and shaft hole error. You can download the STL file from the original listing below and print it at home.

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167 saves Source: Thingiverse Updated 2026-04-18

Tags: SMARS, -, 28BYJ-48

About this model

UPDATE: Fixed the non-manifold and shaft hole error. The image shown is the 3d printed fixed version. Just a remix of SMARS with cheap 28BYJ-48 stepper motor, Idea from "cascadyas". It's a very cheap and easy to make robot/rover, the only difficult task is assembling the original track. 28BYJ is a very slow stepper, Please be aware this robot will be very slow. • M4 screw and nut (motor mount) • M3 screw and nut (slave wheel mount) • Mounting the motor might be a little tricky, a long nose pliers will do the trick to hold the M4 bolt. Pinout diagram taken from " "wtix" is kind enough to provide information and code on the robot " please note it is in german. "wtix" testing code for the robot using ULN2003 driver " I have also tested SMARS - 28BYJ-48 and ESP12/E using the code from this lin…

Frequently asked questions

Is this 3D model free to download?
Yes. SMARS - 28BYJ-48 is free to download from Thingiverse. Click the "Download free STL" button 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 unclejeff.
Who made this model?
Designed by unclejeff, 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.

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