Tamiya 89917 Transparent Single Gearbox Learning Module  [89917]

Observe gear motion with the Tamiya 89917 transparent unit

The Tamiya 89917 Single Gearbox offers a simple way to observe mechanical interactions. The see-through shell reveals gear engagement and movement, making it a useful demonstrator for understanding mechanical advantage and rotational behaviour in practical lessons.

Clear case for direct observation

The transparent housing provides direct visibility to internal gearing, useful for classroom demonstrations or solo experiments. Its uncomplicated design allows it to slot into a variety of DIY builds where visual feedback is important.

Use cases and system integration

Designed to work with many Tamiya parts, the gearbox is suitable for upgrading projects or creating new educational models. Novices will find assembly accessible while advanced hobbyists can use it to test gear combinations and layouts.