Technic Driving Ring Extension 8 Teeth (35186)

The LEGO® Technic Driving Ring Extension (35186) is a specialised transmission component designed for Technic gear-shifting assemblies. Featuring eight teeth on both its inner and outer connection surfaces, this cylindrical element works with compatible driving ring components to help build functional gearbox mechanisms.

Technic Driving Ring Extension with 8 Teeth

Part 35186 features a compact cylindrical body with internal and external teeth. Its design allows it to form part of a gear engagement system, making it useful for constructing, repairing or modifying LEGO Technic transmissions.

Product Features

• Part number: 35186
• Part type: Technic Driving Ring Extension
• Tooth configuration: 8 teeth inside and outside
• Design: Cylindrical transmission connector with toothed engagement surfaces
• Applications: Technic gearboxes, gear-shifting mechanisms and mechanical assemblies
• Colour options: Select from the available product variants

Build and Repair LEGO Technic Gearboxes

Whether you're replacing a missing gearbox component or developing a custom transmission, this driving ring extension provides a specialised connection point within compatible Technic assemblies. It is particularly useful for builders working on vehicle drivetrains and mechanical models with selectable gears.

Explore our LEGO® Technic parts and pieces collection for additional components to complete your build.