SRAM Reverb Stealth Service Manual page 30

Install the greased IFP into the upper post and onto the IFP tube. Push
3
the IFP down until it is level with the top of the IFP tube.
The IFP is symmetrical. Orientation of the IFP is not critical to
installation.
Set the internal floating piston (IFP) height.
4
Use the chart below to determine the IFP depth for your Reverb™
Stealth seatpost.
B1: Use a marker to mark the Reverb IFP tool with the IFP height (H)
measurement.
Reverb Stealth
B1
A2
IFP height is critical to proper function. The graphics and
measurements on your Reverb IFP height tool may vary. Always
measure from the bottom of the tool and mark the tool with the
correct IFP depth for the Reverb Stealth seatpost being serviced.
Set the internal floating piston (IFP) height. Use the Reverb IFP
5
height tool to push the IFP down into the upper post. Stop when the
measurement mark on the IFP tool is level with the top of the
upper post.
Remove the IFP height tool from the upper post.
Remove the upper post assembly from the vise and set it aside.
(H) IFP Height (mm)
50
30
(H)
Reverb IFP Height Tool
(H)
Reverb IFP Height Tool
Internal Floating Piston (IFP) Installation
(H)
30