Blackbearing D2 40x52x7mm 45/45° Headset Bearing

The Blackbearing D2 headset bearing is crafted to seamlessly replace original bearings from renowned brands like FSA, Stronglight, Cane Creek, Acros and Ritchey. Designed specifically for 1"1/2 fork steerers, it ensures an accurate fit and smooth performance, enhancing your bike's handling and control.

Premium Materials for Durability: Constructed with SAE52100 Chrome Steel Balls and Rings, the D2 offers exceptional strength and durability. These high-quality materials withstand the stresses of intense cycling, ensuring long-lasting and reliable performance on any terrain.

Enhanced Performance with Angular Contact Bearings: Featuring angular contact bearing technology, the D2 optimizes load distribution and stability. This design enhances steering precision and promotes smooth, effortless operation, delivering an improved riding experience for cyclists of all levels.

Advanced Sealing and Lubrication: Equipped with specific joints and premium quality grease, the D2 bearing provides superior protection against contaminants such as dust and moisture. The enhanced sealing and lubrication reduce friction and ensure consistently smooth rotation, even in demanding conditions.

Reliable Replacement for Optimal Cycling: The Blackbearing D2 40x52x7mm 45/45° Headset Bearing offers a dependable and high-performance solution for cyclists looking to upgrade or replace their current components.

With its precision engineering and compatibility with top brands, it guarantees a flawless and enjoyable ride.

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.