|
The XStem Project is a build-in-public effort to create a modern stem for vintage Cannondale HeadShok bikes and modern setups alike. Subscriber feedback directly influences what gets designed, tested, and produced next, with small-batch parts supporting continued development.
March 2026 XStem Project Update ISO Results Are In The XStem has completed ISO 4210 mountain bike stem validation. Testing included: • Full MTB fatigue cycles (in-phase and out-of-phase)• 1600N and 2600N forward bending stages• 1000N lateral bending• 50Nm torsional security All tests were completed successfully. This wasn’t a parking-lot test ride. These were measured load cases under controlled conditions. Structurally, the XStem meets modern ISO mountain bike stem validation requirements....
February 2026 XStem Project Update Hi everyone, First off, thank you. The continued interest, thoughtful feedback, and patience around the XStem project is what keeps this moving forward in the right direction, not just the fast one. While ISO testing is still underway, there’s enough progress across several fronts that it felt like the right moment to share an update and invite more structured feedback as we head deeper into 2026. 2026 Feedback Surveys Are Now Live One of the biggest...
January 2026 XStem Project Update Welcome to the XStem Project Newsletter. This will be the primary source for progress updates: where things stand, what’s being tested, and what comes next. Thank You + Why This Exists Thank you to everyone who participated in the initial feedback survey last year. Your responses confirmed there is real interest in keeping these bikes on the trail and helped clarify where development effort should be focused. The XStem Project began with a simple problem no...