Giant pumps up the volume with carbon XTC Advanced 27.5+ and dedicated XTC+ Single Speed - Bikerumor
XTC Advanced 29 1 (2022) | bike | Giant Bicycles US
Angled headset-Love with your Giant XTC 29r again - Technical Q&A - Bike Hub
I would like to replace the headset bearings. GT sent me this chart. Am I reading this correctly top bearing is 1 1/8” and lower is 1 1/2” diameter. Kinda new to