Cannondale 2006 Prophet 1 MX, Prophet 2 MX, Gemini 900 Technical Note

This technical note warns of potential frame or fork damage on 2006 Cannondale models using the FSA Orbit Z 20mm headset and provides instructions for…


Cannondale 2006 Prophet 1 MX, Prophet 2 MX, Gemini 900 Technical Note - cover page
Brand
Cannondale
Category
Other
Document type
Service Manual
Language
English
Pages
1
File format
PDF
File size
185 KB
Published
01 November, 2026
Updated
01 November, 2026
MD5 checksum
1640F395AE971B5B48E913CDC7896C6D

About this manual

This document is a technical note from Cannondale Bicycle Corporation regarding the 2006 Prophet 1 MX, Prophet 2 MX, and Gemini 900 models. It warns about potential frame or fork damage caused by the FSA Orbit Z 20mm headset and specifies the need for a replacement lower headset cup. The note identifies that the FSA Orbit Z 20mm lower headset cup should not be used because the fork can strike the downtube cable guides when rotated fully.

What's inside

  • Important Tech Note
  • What You Need to Know
  • Replacement Cup Kit
  • Installation Instructions
  • How to Obtain Replacement Cup

Specifications

Affected ModelsProphet 1 MX, Prophet 2 MX, Gemini 900
Replacement Kit Part NumberQC746/
Kit ContentsLower headset replacement cup only

Frequently asked questions

Why is the FSA Orbit Z 20mm headset problematic?

The fork can strike the downtube cable guides when rotated fully, causing frame or fork damage.

What parts are included in the replacement kit?

The kit includes only the lower headset replacement cup.

How should the replacement cup be installed?

Reassemble the lower headset parts using the FSA bearing and crown race, but omit the seal.

Download PDF (185 KB)

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