OneUp Components

V3 27.2 Dropper Post Rebuild Kit

OneUp Components V3 27.2 Dropper Post Rebuild Kit is a complete service kit for refreshing a worn or contaminated OneUp V3 27.2 dropper post. Replacing key wear parts helps restore smooth travel, reduce side-to-side play, and keep the post running quietly and consistently—ideal for riders who want reliable return speed and long-term dropper performance between full post replacements.

• Complete V3 27.2 rebuild parts set - Includes the core internal wear components needed to bring a tired dropper back to spec
• Guide pins (brass + polymer) - 4 brass guide pins and 2 polymer guide pins to replace worn guides and help maintain tight, smooth alignment
• Mid cap assembly + dust wiper - New mid cap assembly and mid cap seal (dust wiper) to help keep contamination out and improve seal performance
• Upper and lower bushings - 1 upper bushing and 2 lower bushings to reduce play and restore controlled, stable actuation
• Cartridge spacer - Included spacer supports correct internal fit during service