KS LEV/LEV Ci Oil Pressure Cartridge

If your post is sagging, failing to return to full extension, or feels sluggish despite proper cable tension and air pressure, the internal cartridge is likely worn out. This replacement cartridge is designed to fix those specific performance issues.

No, this specific cartridge is designed for 80mm travel versions of the KS LEV and LEV Ci dropper posts. It is critical to verify your post's exact travel length and model series before purchasing, as internal components are not interchangeable between different travel lengths.

Yes, if you are comfortable with basic bicycle suspension maintenance. You will need standard shop tools, including a strap wrench and appropriate grease, to disassemble the post and swap the cartridge. If you are unsure about the process, consult the KS service manual or have a professional mechanic perform the installation.

Yes, this is a sealed, self-contained unit that arrives ready to install. It replaces the entire internal oil pressure system, so you do not need to worry about bleeding hydraulic lines or adding oil yourself.

Replacing the cartridge restores the internal hydraulic function, which typically resolves issues with extension speed and sag. However, if your post also has worn bushings or scratched stanchions, you may still experience some side-to-side play or friction.