These wheels are great for robotics, custom RC vehicles, or any other project you need to get rolling. They measure 40 mm (1.57″) in diameter and are designed to press-fit securely onto D output shafts with a diameter of 3 mm. They are compatible with many of our gearmotors, including our micro metal gearmotors and our mini plastic gearmotors. The included silicone tires are also available separately.
Pololu 40×7mm wheel on a Micro Metal Gearmotor.
Pololu 40×7mm wheels.
Details for item #1452
Parts included with Pololu Wheel 40×7mm Pair – Black.
This is the black version of our 40×7mm wheel pair. These same-sized wheels are also available in red or white.
Other wheel options
We have similar wheels available in different sizes and colors:
Black Pololu Wheels with 90, 80, 70, 60, 40, and 32 mm diameters (other colors available).
Pololu Wheels with 90, 80, 70, and 60 mm diameters in three colors: blue, red, and yellow.
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