Pololu Wheel 40×7mm Pair – Black

These black plastic wheels have silicone tires and measure 40 mm (1.57″) in diameter, and they press-fit onto the 3mm D shafts on many of our motors, including our micro metal gearmotors and our mini plastic gearmotors. This product is a pair of wheels.

Overview

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 comcompatible 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.

Dimensions

General specifications

Notes:

1

Per wheel, including tire.

2

D-shaped hole for press fit onto Pololu Micro Metal Gearmotors and Mini Plastic Gearmotors.

Pololu Wheel 40×7mm Pair – Black.

Pololu Wheel 40×7mm Pair – Black.

Parts included with Pololu Wheel 40×7mm Pair – Black.

Pololu 40×7mm wheels.

Pololu 40×7mm wheel on a Micro Metal Gearmotor.

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.

File downloads

Dimension diagrams for Pololu Wheels (2MB pdf)

This file contains dimension diagrams for the 32×7mm, 40×7mm, 60×8mm, 70×8mm, 80×10mm, and 90×10mm Pololu Wheels with 3mm D-hubs as well as the 80×10mm Pololu Multi-Hub Wheels.

3D models of Pololu Wheels 40×7mm (2MB zip)

This file contains 3D models (in the step file format) of the Pololu Wheels 40×7mm.

What are the Pololu wheels made of?

• The material used to make the hubs of Pololu wheels is ABS (also known as Polylac) PA-747.
• The material used to make the tires of Pololu Wheel 42×19mm is natural rubber.
• The material used to make the tires of all Pololu wheels (except the Pololu Wheel 42×19mm) is silicone rubber.