Which parts are needed to change BoXXer’s travel? Changing BoXXer’s travel requires a new air spring shaft, which is available to purchase aftermarket. Related articles Does 2024 BoXXer have different crown heights available? Why are there lines on BoXXer’s upper tubes? Why change BoXXer’s offset options to 44mm, 48mm, and 52mm? What is the range of adjustability on Charger 3 RC2? What makes the new DebonAir+ so special?