Integrated headset bearings and split upper compression ring for Shiv TT Disc bikes.

Upper Bearing: 38mm OD x 2.2mm ID x 6.3mm Thick (45×45 degree)

Lower Bearing: 45.35mm ID x 35mm ID x 7.3mm Thick (45×45 degree)

Split compression ring, 6.8mm tall.

Works with:

2025 S-Works Shiv TT Module
2024 S-Works Shiv TT Disc Module
2022 S-Works Shiv TT Disc Module – Speed of Light Collection
2022 S-Works Shiv TT Disc Module
2021 S-Works Shiv TT Disc Module
2020 S-Works Shiv TT Disc
2019 S-Works Shiv TT Module
2018 S-Works Shiv TT Module