Blackbearing ZS55/40 Lower Headset Bearing

Name: Blackbearing ZS55/40 Lower Headset Bearing
Brand: Blackbearing
SKU: HE-ZS55-40
Price: 3500.0 INR
Availability: InStock

Stable, Low-Friction Steering for Semi-Integrated Headsets

₹3,500

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The Blackbearing ZS55/40 Lower Headset Bearing is designed for riders who demand precision, stability and smooth steering performance. Crafted for semi-integrated headset systems, it ensures a secure interface between the frame and fork for confident handling on any terrain.

Optimized for 1-1/2" Forks: With a 40mm fork steerer diameter and 55mm frame diameter, this bearing fits modern frames using 1-1/2" lower headset configurations. The sizing ensures perfect alignment, improved rigidity and consistent steering control.

SHIS Standard ZS55/40 Compatibility: Engineered according to the SHIS ZS55/40 standard, it provides a direct fit for semi-integrated (Zero Stack) headsets. This makes it a reliable replacement for original bearings in high-performance road, gravel and MTB setups.

Precision-Built for Performance: Constructed from premium-grade materials, the ZS55/40 bearing ensures low friction and smooth rotation under varying loads. The precision machining enhances fit accuracy, reducing play and improving steering response.

Fully sealed against moisture and dirt, it resists corrosion and contamination, ensuring long-lasting durability. The Blackbearing ZS55/40 Lower Headset Bearing delivers a perfect combination of strength, protection and refined steering feel.

Product details

Specifications

Product Number	HE-ZS55/40
Type	Semi-integrated
Position	Down
SHIS	ZS55/40

S.H.I.S Lower	ZS55/40
Frame Diameter	55 mm
Fork Pivot Diameter	1-1/2 inch (40 mm)

Features

Optimized for 1-1/2" Forks: Designed for frames with a 55mm head tube, offering enhanced rigidity and consistent steering precision across terrains.
SHIS Standard Compatibility: Built to ZS55/40 specification for seamless fitment with semi-integrated (Zero Stack) headsets on modern performance bikes.
Precision-Built Construction: Machined to exact tolerances, ensuring low friction, reduced play and improved steering response even under heavy loads.
Durable and Smooth Operation: High-quality materials ensure wear resistance, maintaining buttery-smooth steering through extended use.
Sealed for Longevity: Fully sealed against moisture and debris to prevent corrosion and preserve performance in all weather conditions.

Warranty and support

Covered by the manufacturer's warranty. Warranty claims go through us and we deal with the brand for you.

Questions after delivery? Ask TBA Guide or WhatsApp us.

Shipping and returns

We ship across India. Shipping is free on orders above ₹2,000 and ₹99 below that. Cash on delivery is available on orders up to ₹20,000, with a COD charge that depends on the order value. For a delivery estimate, enter your pincode in the box above the add-to-cart button: it shows the courier's own estimate for your address, not a promised date. If a parcel is held up we chase the courier until it is delivered. Full shipping policy

Returns can be started within 7 days of delivery on unused items in their original condition with all tags and packaging. Apparel, helmets, gloves and similar items are returnable; wetsuits and products discounted by more than 5% are not. Compatibility questions are not grounds for a return unless our listing was wrong, so ask us before you order if you are unsure. Return shipping is arranged by you; on an accepted return you can choose an exchange, store credit or a refund after shipping and transaction charges. Orders can be cancelled only until they are processed. Full return and refund policy