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Headsets & Parts

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6 Item(s)

  1. Application: 1.5" Lower headset bearing race and matching 4545 steel bearing. Replaces both 45 x 45 degree Campy style and 36 x 45 degree "ACB" headset lower races Learn More
  2. Application: 1 1/8" 4545 Headsets using campagnolo (campy) style 45 x 45 degree ACB bearings ID: 30.5 mm, OD: 41.8 mm, W: 6.4 mm

    Two rubber seals (2RS) This bearing looks different but is a direct fit to replace the one-side-sealed Campy 4545 1 1/8" bearings

    Straight replacement for Campy 4545 1 1/8" bearings Learn More
  3. Application: 1.5" 4545 Headsets
    45 x 45 degree ACB
    ID: 40 mm, OD: 52 mm, W: 7 mm
    7.0 mm across chamfers Learn More
  4. Application: 1 1/8" 4545 Headsets
    45 x 45 degree ACB
    ID: 30.5 mm, OD: 41.8 mm, W: 7.88 mm
    Features single rubber seal (1RS), rolled over outer race & recessed inner chamfer
    Exact replacement for Campy 4545 1 1/8" bearings Learn More
  5. Application: 1 1/8" 4545 Headsets 45 x 45 degree ACB
    41 mm OD, 30.1 mm ID, 6.5 mm W Learn More
  6. Application: 1.5" 4545 Headsets
    45 x 45 degree ACB
    51.9 mm OD, 40mm ID
    6.3mm across chamfers

    Learn More

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6 Item(s)