Cane Creek 40-Series IS52/40 Bottom Assembly
With its design inspired by Cane Creek’s premium 110-Series headsets, this 40-Series fully integrated bottom headset bearing delivers a super-smooth operation that lasts. Designed for frames with tapered headtubes with a 52mm bottom diameter, it’s fully sealed to withstand all types of riding conditions. This bearing s is ideal as a replacement or upgrade to make your bike’s steering feel like new again.
Zinc Coated Cartridge with Hardened Steel Bearings
The ZN40 bearings are zinc-coated, machined steel cartridge bearing with hardened steel balls. This material is much more corrosion-resistant, which vastly increases the longevity of the 40 series headsets.
Features:
- Material: 6061 T-6 Aluminium bearing, Steel crown race
- Headset Type: Fully Integrated
- Bearing Dimensions: 52mm diameter, 36×45° contact angle
- Steerer Tube Outer Diameter: 1.5”
- Lower Head Tube Inner Diameter: 52.1mm
- Fork Crown Seat Outer Diameter: 39.79mm
- Bottom Stack Height: 1mm
- S.H.I.S Information: IS52/40
- Dependable zinc coated sealed bearings
- High-quality, low friction face seals on the crown race
- Manufacturer’s Part Number: BAA0086
- Weight: 50g
Buy Cane Creek Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.





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