The OneUp Dropper Actuator V2.1 is a genuine replacement actuation assembly designed for OneUp Components V2.1 dropper posts. This actuator is the mechanical heart of the dropper’s cable-actuated system, translating your remote lever pull into smooth up/down movement at the post.

If your dropper feels sluggish, inconsistent, or has play in the actuation, this OEM-quality actuator brings crisp response back to your riding. Built with durable materials and precision machining, it ensures dependable performance and long service life — perfect for maintenance, repair, or upgrades on cable-activated OneUp V2.1 posts.