Tamiya 69911 Single Gearbox 4-Speed Clear Educational Unit  [69911]

Intro to the Tamiya 69911 Single Gearbox

The Tamiya 69911 Single Gearbox is aimed at hands-on education and maker projects, letting users inspect internal motion thanks to its clear case. It is well suited to small workshops and classroom tables where understanding mechanisms is the goal.

Materials and gear options

Manufactured with a strong ABS resin casing, the gearbox withstands repeated use during testing and demos. It offers four gear ratios: 12.7:1, 38.2:1, 114.7:1, and 344.2:1 so you can compare different torque and speed behaviours in real builds.

Included parts and compatibility notes

This kit includes a Type 130 motor and dual 3mm hex output shafts for left and right layouts. It integrates easily with many Tamiya construction kits, enabling quick assembly into robots, vehicles, and mechanical models.