Rock Shox upper part Reverb 30.9/31.6 mm Reverb AXS B1+ 2026+
Product code: D243834|100 mm
Rock Shox upper part Reverb 30.9/31.6 mm Reverb AXS B1+ 2026+
The RockShox upper tube is an original service part designed for Reverb AXS dropper seatposts of generation B1+ from model year 2026. It serves as the inner moving part of the dropper mechanism and directly affects smoothness of action, precision of extension and the overall function of the seatpost. This version is intended for seatposts with diameters of 30.9 and 31.6 mm and a travel of 100 mm. It is an original component from RockShox.
Features and benefits
Original upper tube for Reverb AXS dropper seatposts
Designed for generation B1+ from model year 2026
100 mm travel for gravel and MTB use
Precise manufacturing tolerances for smooth, play-free action
Suitable for servicing or replacing a worn part
Technical specifications
Type: seatpost upper tube
Intended for: RockShox Reverb AXS
Generation: B1+
Model year: 2026 and newer
Seatpost diameter: Ø 30.9 / 31.6 mm
Travel: 100 mm
Use: servicing / repair of a dropper seatpost
Summary
The RockShox upper tube for the Reverb AXS B1+ seatpost with 100 mm travel is a key service part for maintaining correct dropper seatpost function. It offers full compatibility, high manufacturing precision and long-term reliability. An ideal solution when servicing a seatpost for gravel and MTB bikes, where smooth action and confident control are emphasised.
| manufacturer code: | 11.6818.062.100, 11.6818.062.125, 11.6818.062.150, 11.6818.062.175, 11.6818.062. |
| EAN: | 0710845920226, 0710845920233, 0710845920240, 0710845920257, 0710845920264, 07108 |
| model year: | nespecifikován |















































































































































































































































































































































































































































































