Tamiya 72009 - 5-Speed Twin Gearbox H.E.  [72009]

Tamiya 72009 - 5-Speed Twin Gearbox H.E.

The Tamiya 72009 5-Speed Twin Gearbox H.E. is an essential component for hobbyists interested in constructing robotics or mechanical models. This assembly kit offers a comprehensive approach to understanding gearbox mechanics, providing five selectable gear ratios—6.1:1, 15.6:1, 40.2:1, 103.3:1, and 265.6:1—by adjusting gear combinations and drive shaft placements.

Design and Features

This twin gearbox features independent right and left sections that can be easily snapped together, allowing for flexible assembly and customization. With five mounting parts on each side, each equipped with three holes, it ensures adaptable attachment options. The inclusion of clutch gears in the 103.3:1 and 265.6:1 ratios offers additional protection against overload, enhancing durability.

Compatibility and Usage

Equipped with hex hubs, the gearbox can attach cruciform crank arms and R/C wheels, expanding its application in various mechanical projects. The kit comes with two Type 260 motors and is compatible with other motor types such as Type 130 and Type 140, broadening its utility for different project needs.