Maintenance service video

These are official service videos from CHRIS KING. Please use them for your maintenance needs.

◆How to adjust bearing preload for Boost and R45 (Disc) rear hubs

The video below shows how to adjust the bearing preload for Boost and R45 (Disc) rear hubs.


◆How to completely disassemble the R45 Disc rear hub

The video below shows how to completely disassemble the R45 Disc rear hub. Please refer here for the exploded view.


◆How to maintain the RingDrive system

The video below demonstrates how to maintain the engagement and drive system of the RingDrive, which is considered the greatest feature and advantage of Chris King hubs. We recommend performing this maintenance service once a year for all models.


◆How to perform basic maintenance on Boost Centerlock hubs

This is a basic service video for Boost Centerlock hubs. This video includes the process of removing the outboard bearing from the axle to use the new twin bearings in the drive shell. Please refer to the exploded views for the front and rear hubs.


◆How to service Chris King bearings

This is a general bearing service video applicable to all Chris King bearings. It applies to all bearings used in hubs, headsets, and bottom brackets.


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