These tiny gearmotors are available in a range of gear ratios. All of the micro metal gearmotors have the same physical dimensions, so one version can be easily swapped for another if your design requirements change.
This gearmotor is a miniature (0.94" x 0.39" x 0.47"), high-power brushed DC motor with 50:1 metal gearbox, similar to Sanyo’s popular 12 mm gearmotors. These units have a 0.365" - long, 3 mm - diameter D-shaped output shaft.
This combination deal contains most of the parts you need to build an Zumo Arduino robot. It consists of a Zumo Shield for Arduino, a Zumo chassis kit, and a Zumo blade. This programmable robot can be used as an autonomous robot.
Custom ready to ship all-terrain robot. This heavy-duty robotic platform is powered by wheelchair motors and is built to handle difficult terrain. Durable, powerful, and capable of carrying large payloads, this is an ideal all purpose robotic platform!