GT Avalanche Sport Mountain Bike 2018 - £422.99 | GT HARDTAIL Mountain Bikes | Cyclestore
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
GT Avalanche Expert 2021 Mountain Bike | Damian Harris Cycles | E-bike specialist, Cardiff UK