Blackbearing D5 40x52x6.5mm 36/45° Headset Bearing

The Blackbearing D5 Headset Bearing is designed to deliver superior performance and reliability for cycling enthusiasts. This high-precision bearing ensures smooth and responsive steering, replacing your original bearings effortlessly.

Engineered for Durability: Crafted with SAE52100 chrome steel balls and rings, the D5 bearing offers exceptional strength and longevity. Its angular contact design, combined with specific joints and premium-quality grease, ensures consistent performance across various terrains.

Precision Fit and Compatibility: With dimensions of 40 x 52 x 6.5 mm and a 36/45° angular contact configuration, the D5 bearing is perfectly suited for 1"1/2 fork steerers. It guarantees optimal alignment and fluid motion, enhancing your bike's handling capabilities.

Trusted Replacement for Leading Brands: The Blackbearing D5 is compatible with top cycling brands, including FSA, Stronglight, Cane Creek, Acros, and Ritchey. Whether you're upgrading or maintaining your bike, this bearing provides a reliable and high-quality solution.

Equip your bike with this premium Blackbearing D5 Headset Bearing and experience a new level of control and comfort.

We ship across India. Shipping is free on orders above ₹2,000, and ₹99 is charged on orders below ₹2,000. Cash on Delivery is available for orders up to ₹20,000, with additional COD charges based on order value. Most orders are delivered within 3–6 working days, though delays may occasionally occur. Please note that most Shimano products may take longer to ship. View full shipping policy.

Returns can be initiated within 7 days of delivery. Items must be unused, in original condition, and returned with all tags and packaging intact. Returns are available only on select categories such as apparel, helmets, jerseys, gloves, and similar items. Wetsuits and products discounted above 5% are not eligible for return.

Returns are not accepted for compatibility-related issues unless the product description on our website was incorrect. Return shipping must be arranged by the customer, as pickup is not available.

For eligible returns, you can choose an exchange, store credit, or a monetary refund. Refunds are processed after deduction of applicable shipping and transaction charges. Order cancellations are only possible before the order is processed. View full Return & Refund Policy.