Cane Creek ZN40 Headset Bearing - 52mm | 45 x 45

Cane Creek ZN40 Headset Bearing - 52mm | 45 x 45 Cane Creek
Cane Creek ZN40 Headset Bearing - 52mm | 45 x 45 Cane Creek
Cane Creek ZN40 Headset Bearing - 52mm | 45 x 45 Cane Creek
Cane Creek ZN40 Headset Bearing - 52mm | 45 x 45 Cane Creek

Cane Creek ZN40 Headset Bearing - 52mm | 45 x 45

Cane Creek ZN40 Headset Bearing - 52mm | 45 x 45

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What Makes the ZN40 52mm 45x45 Bearing Worth the Upgrade?

The Cane Creek ZN40 52mm 45x45 Headset Bearing is an engineered replacement cartridge for lower cup positions requiring the 45x45 contact angle and a 52mm outer diameter. The zinc-coated steel race provides a meaningful corrosion barrier against the moisture, grit, and road spray that headset bearings encounter on every ride, while hardened steel balls ensure the smooth, consistent rotation that responsive steering depends on. This is a bearing built for riders who expect components to work as hard as they do.

The 52mm diameter is a widely used lower bearing size across external and semi-integrated headset designs, and this ZN40 is cross-compatible with Cane Creek 110-, 40-, and 10-Series headsets requiring this spec. When your lower bearing wears out, this is a fast, affordable fix that returns your headset to full performance without touching any other component. For riders who spend serious time in the saddle and treat bike maintenance as part of the process, this bearing belongs on the parts shelf.

$24.99
$24.99
Shipping calculated at checkout.

1 in stock

  • Orders over $100 ship free!
  • Estimated delivery: Jun 08 - Jun 12

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Specifications

  • Diameter: 52mm
  • Contact Angle: 45 x 45
  • Finish: Zinc coated
  • Type: Cartridge bearing, single
  • Ball Material: Hardened steel
  • Compatibility: Cane Creek 110-, 40-, and 10-Series headsets

FAQ

What is the difference between the ZN40 52mm 45x45 and the ZN40 52mm Zinc Plated bearing?

Both are 52mm ZN40 cartridge bearings with zinc corrosion protection. The key difference is that this listing specifies the 45x45 contact angle, which is the critical spec to match for proper headset function. Always confirm your headset requires 45x45 before ordering.

How do I know if my lower cup takes a 52mm bearing?

Remove your existing lower bearing and measure the outer diameter with a caliper. Alternatively, reference your headset model documentation or look up the headset model on the Cane Creek website to confirm bearing specifications.

Is the 45x45 contact angle standard for road headsets?

The 45x45 angle is the traditional standard for external threadless headsets and remains common across road and gravel builds. The alternative 36x45 configuration is more often found in integrated and internal headset designs.

Best For

Road and gravel cyclists with Cane Creek 110, 40, or 10-Series headsets that specify a 52mm 45x45 lower bearing. A reliable, cost-effective maintenance replacement for riders who want OEM-quality parts and a consistently smooth front end.

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