Industry Nine Hydra Bearing Kit

Yes, this is a comprehensive service kit designed to replace all the bearings in both your front and rear Industry Nine Hydra or 101 hub assemblies.

This kit is compatible with standard Shimano HG and SRAM XD freehub bodies. It includes the specific bearing sizes required for these configurations to ensure a proper fit.

Yes, replacing hub bearings requires a bearing press and appropriate drifts to seat them correctly without damaging the hub shell or the new bearings. If you aren't comfortable with precision mechanical work, we recommend having a professional shop handle the installation.

You should consider a rebuild if you notice any gritty feeling when spinning the wheel, audible grinding noises, or detectable play in the axle that persists after tightening your end caps. If the wheel doesn't spin as freely as it did when new, it is likely time for a refresh.

Yes, this kit uses the exact steel bearing specifications required by Industry Nine to restore your hubs to their original, factory-level rotation smoothness.

Yes, the kit includes the necessary bearings for the freehub assembly, such as the 15267A5 and 152610A3C3, ensuring your drivetrain engagement remains smooth and efficient.