Complete integrated headset for tapered steerer fork with a 1-1/8" upper bearing and a 1-3/8" lower bearing.

• 1-1/8" Upper Bearing: 41.8mm OD x 30.5mm ID x 8mm Thick (45x45 degree).
• 1-3/8" Lower Bearing: 49mm OD x 37mm ID x 7mm Thick (45x45 degree).
• Split compression ring.
• 48mm OD / 20mm tall alloy headset transition cover.
• 5mm alloy headset spacer (2 pcs.)
• 10mm alloy headset spacer (1 pcs.)

Where Used

2026 Allez Comp - Shimano 105
2026 Allez - Shimano CUES
2025 Allez Sport - Shimano Tiagra
2025 Allez Sport - Shimano Tiagra
2025 Allez - Shimano Claris
2025 Allez - Shimano Claris
2024 Allez Sport - Shimano Tiagra
2024 Allez - Shimano Claris
2023 Allez Sport - Shimano Tiagra
2023 Allez - Shimano Claris
2022 Allez Sport - Shimano Sora
2022 Allez Elite - SRAM Rival
2022 Allez - Shimano Claris
2021 Allez Sport
2021 Allez Elite
2021 Allez - Shimano Claris
2020 Allez Sport
2020 Allez Elite
2020 Allez E5
2019 Allez Sport
2019 Allez Elite
2019 Allez Elite
2019 Allez
2018 Allez Sport
2018 Allez Elite
2018 Allez
2016 Tarmac Sport
2016 CruX E5 X1
2016 CruX E5
2016 Amira Sport
2016 Amira SL4 Sport
2016 Amira SL4 Elite CEN
2016 Amira SL4 Elite
2016 Amira SL4 Comp UDi2 CEN
2016 Amira SL4 Comp UDi2
2016 Amira SL4 Comp CEN
2016 Amira SL4 Comp
2016 Allez JR. 650C Warranty Replacement Frame
2015 Tarmac Sport
2015 Tarmac Sport
2015 Amira Sport
2015 Amira Sport
2015 Amira Sport
2015 Allez Expert
2015 Allez E5 Smartweld Frameset
2015 Allez E5 Smartweld Frameset
2015 Allez Comp
2015 Allez Celebration Frameset
2014 Tarmac SL4 Sport
2014 Tarmac SL4 Sora
2014 Tarmac SL4 Elite Rival HRR
2014 Tarmac SL4 Elite Rival
2014 Tarmac SL4 Elite 105
2014 Tarmac SL4 Comp Ultegra Euro
2014 Tarmac SL4 Comp Ultegra Di2
2014 Tarmac SL4 Comp Ultegra
2014 Tarmac SL4 Comp Frameset
2014 Tarmac Elite Rival Mid-Compact
2014 Amira Sport
2014 Amira Compact
2014 Amira Comp Compact
2014 Amira Comp
2013 Vita Limited
2013 Sirrus Limited
2013 Roubaix Sport Triple
2013 Roubaix Sport Compact
2013 Roubaix Elite Triple
2013 Roubaix Elite Compact
2013 Roubaix Elite Apex Compact
2013 Roubaix Compact
2013 Roubaix Comp Triple
2013 Roubaix Comp Compact
2013 Amira Sport Compact
2013 Amira Elite Compact
2013 Amira Compact
2013 Amira Comp Force Compact
2013 Allez Race Rival Mid-Compact
2013 Allez Race 105 Mid-Compact
2013 Allez Expert Euro Standard
2013 Allez Elite Int Compact
2012 Sirrus Limited
2012 Roubaix Triple
2012 Roubaix Elite Triple
2012 Roubaix Elite Rival Compact
2012 Roubaix Elite Compact
2012 Roubaix Compact
2012 Roubaix Comp Ultegra Triple
2012 Roubaix Comp Compact
2012 Roubaix Apex Compact
2012 Amira Elite Compact
2012 Amira Compact
2012 Amira Comp Compact
2012 Amira Apex Compact
2011 Sirrus Pro
2011 Roubaix Elite SL2 Apex Compact
2011 Roubaix Elite Compact 105
2011 Roubaix Comp Ultegra Triple
2011 Roubaix Comp Triple
2011 Roubaix Comp Compact Rival
2011 Roubaix Comp Compact
2011 Amira Comp