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⚙️ Power your next-gen robot with precision and style!
The Stemedu 4PCS DC TT Motor Gearbox set features four dual-shaft geared motors with a 1:48 reduction ratio, delivering 200 RPM at 3-6V. Lightweight and compact, these motors are ideal for Arduino and Micro:bit smart car chassis, robotics, and educational DIY projects, combining reliable torque, voltage flexibility, and easy integration for innovative electronic toys and STEM applications.






| ASIN | B08M67Q3TB |
| Best Sellers Rank | #159,084 in Toys & Games ( See Top 100 in Toys & Games ) #207 in RC Electric Motors |
| Brand | Stemedu |
| Brand Name | Stemedu |
| Customer Reviews | 4.5 out of 5 stars 80 Reviews |
| Horsepower | 28 Watts |
| Item Dimensions W x H | 0.74"W x 0.86"H |
| Item Weight | 29 Grams |
| Manufacturer | Stemedu |
| Material Type | Plastic |
| Model | ST3176MX4- |
| Model Name | gear |
| Part Number | ST3176MX4- |
| Product Dimensions | 0.74"W x 0.86"H |
| Shaft Diameter | 0.1 Inches |
| Speed | 200 RPM |
| Voltage | 6 Volts |
C**T
Not here on expected arrival date
Good!
S**M
It worked
Purchased for 8th grade science project. Worked how it needed to. Made a jumping robot.
R**L
Standard gearbox motor
These motors are standard size; they even have a model included in TinkerCAD. The leads are already attached to the motors, which makes things a lot easier if you are not so great with a soldering iron, and they are secured with a zip tie to prevent them from being ripped off in an accident. All in all a pretty good deal
V**S
Wonderful
Son needed for Technology camp. Worked great and have extras for more creative ideas. Great value for money.
A**R
Works great
Works as advertised
A**A
Works
Works perfect for my project
S**W
Standard geared TT motors – they all work great at 5V
These are pretty standard geared DC motors, that operate between 3-6V. I tested them all at 5V and they all worked fine. They come with male DuPont connectors already soldered onto the terminals, which is really nice. Unfortunately, they don’t come with the standard wheels. That’s ok, since those wheels are also widely available, or you can adapt others, or 3D print, etc. As some reviewers have noticed, each motor has slightly different torque/speed. This is because they can’t be manufactured identically, and they are intended to be operated via PWM speed control. You can calibrate them (by adjusting the PWM signal) to be all the same speed easily enough, once connected to a microcontroller. Final Rating: 5 stars. The motors all work, and are pre-wired.
J**N
Works great for a cheaper motor
Used in an 3D printed rc tank so far they seem to work great.
P**R
its not good.
when it's connected to different inputs or outputs besides the ultrasonic sensor the don't work. the wire was very brittle and it broke very easily. lastly each motor had different torque levels. I don't recomend this for anybody.
M**N
Item not as illustrated- wires and pins are not included as pictured
Items illustrated with wires and connector pins attached, but item recieved does not have wires or pins. Could have got 'unwired' ones at half the price...
M**D
No Wires
Wires not included nor soldered onto the motors. Also, shape is not exactly the same as shown in the picture. However, got the job done and seemed of good quality.
Trustpilot
2 months ago
5 days ago