Specialized Future Shock Headset Assembly 1.8” OEM Roubaix Creo Diverge

Specialized Future Shock Integrated Headset Assembly – OEM Replacement

This Specialized factory replacement complete Future Shock integrated headset assembly is designed for Future Shock–equipped Specialized road, gravel, and e-road bikes. It includes the custom upper Future Shock bearing, 1.8-inch lower Campy-style bearing, and all required collars, spacers, and compression components to restore factory steering performance.

Built to OEM specifications, this assembly ensures proper headset preload, smooth steering, and correct Future Shock function, making it ideal for headset service, crash replacement, or Future Shock maintenance.

Specifications

Upper Bearing (Future Shock)

• Outer Diameter: 45.8 mm

• Inner Diameter: 36.8 mm

• Thickness: 6.5 mm

• Angle: 45 × 45 degree

Lower Bearing (1.8")

• Outer Diameter: 56.8 mm

• Inner Diameter: 47.8 mm

• Thickness: 6.5 mm

• Angle: 45 × 45 degree

Kit Includes

• Complete T73 Future Shock collar assembly (same as S192500018)

• Upper Future Shock headset bearing

• Lower 1.8" Campy-style headset bearing

• Split upper bearing compression ring

• 5 mm Future Shock cartridge spacers (3 pcs)

Features & Benefits

• Genuine Specialized OEM replacement headset assembly

• Designed specifically for Future Shock integrated systems

• Restores factory steering feel and compliance

• Ensures correct Future Shock stack height and preload

• Ideal for headset rebuilds, Future Shock service, or frame replacement

• Eliminates guesswork with a complete matched assembly

Compatibility (OEM Use)

Compatible with Specialized Future Shock–equipped models, including:

2026

• Vado SL 2 LTD S-Racing

• Turbo Vado SL 2 5.0 / 5.0 Step-Through

• Turbo Vado SL 2 4.0 / 4.0 Step-Through

• Turbo Creo 2 Expert – Shimano GRX Di2

• S-Works Turbo Creo 2 – SRAM RED / XX1 Eagle AXS

• S-Works Roubaix SL8 – SRAM RED AXS

• S-Works Roubaix SL8 LTD – Red Bull-BORA-hansgrohe

• S-Works Roubaix SL8 – Shimano Dura-Ace Di2

• Roubaix SL8 Sport / Pro / Expert / Comp

• Diverge 4 Sport Carbon / Sport Alloy

• Diverge 4 Pro / Pro LTD

• Diverge 4 Expert

• Diverge 4 Comp Carbon / Comp Alloy

2025

• Turbo Vado SL 2 Carbon LTD – Forward 50 Collection

• Turbo Vado SL 2 6.0 EQ Carbon

• Turbo Vado SL 2 6.0 Carbon

• Turbo Creo 2 Expert – SRAM Rival / GX Eagle AXS

• Turbo Creo 2 Comp – SRAM Apex / X1 Eagle AXS

• S-Works Turbo Creo 2 – SRAM RED / XX1 Eagle AXS

• S-Works Roubaix SL8 – SRAM RED AXS

• S-Works Roubaix SL8 Frameset – FACT 12R Carbon

• S-Works Roubaix SL8 – Shimano Dura-Ace Di2

• Roubaix SL8 Sport / Pro / Expert / Comp

2024

• Turbo Creo 2 Expert – SRAM Rival / GX Eagle AXS

• Turbo Creo 2 Comp – SRAM Apex / X1 Eagle AXS

• S-Works Turbo Creo 2 – SRAM RED / XX1 Eagle AXS

• S-Works Roubaix SL8 LTD – SRAM RED AXS

• S-Works Roubaix SL8 Frameset – FACT 12R Carbon

• Roubaix SL8 Sport / Pro / Expert / Comp

2023

• Turbo Creo 2 Expert

• Turbo Creo 2 Comp

• S-Works Turbo Creo 2

Compatibility Notes

• Designed only for Specialized frames using Future Shock headset systems

• Includes both upper and lower bearings and spacers

• Not compatible with non-Future Shock frames

• Always verify bearing dimensions before ordering

• Install per Specialized factory service instructions