1-1/2" (38.1mm) Sealed Bicycle Headset Bearing- 40x52x6.5mm, 36/45
UPC: 00193019146095
Angle: 36/45
1-1/2" Bicycle Headset Bearing 36/45 Angle
✔️ 40x52x6.5mm with double rubber seals for smooth steering
This 1-1/2" headset bearing is made for modern bicycle steering systems with a 36°/45° angular contact design. Built from tough chrome steel (GCR15), it’s double-sealed to keep out grime and extend lifespan, perfect for road bikes, MTB setups, and headset replacements.
✅ Size: 40mm ID x 52mm OD x 6.5mm wide
✅ 36°/45° angular contact for tight steering
✅ Double rubber seals (seal color may vary)
✅ Built from durable chrome steel (GCR15)
✅ Sold as one bearing
Dimensions (mm):
| Inside Diameter | Outside Diameter | Width | Angle |
|---|---|---|---|
| 40 mm | 52 mm | 6.5 mm | 36° / 45° |
💡 Why are angular contact bearings used in bicycle headsets?
They handle angled loads and provide smoother, more stable steering response.
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Supports both axial and radial forces in tight setups
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Rubber seals keep water and dirt out of the bearing
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Precision fit keeps handlebars tracking straight
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Ideal for both road and trail riding conditions
Whether you're tuning up your ride or replacing a worn headset, this bearing is a solid pick, throw it in your cart and ride smoother today!