The 40-Series is the workhorse of Cane Creek's headset line-up. Representing the balance of performance, durability and value, the series incorporates all the features necessary for a robust, lightweight, long-lasting headset. External cups press into head tube.

Sealed black oxide bearings. Steel crown race with integrated seals. Compatible with tapered 1-1/8" to 1-1/2" steerer tubes, or straight 1-1/8" steerers with a conversion crown race (sold separately).

Item Specifications: Color, Black, Weight, 76, Crown Race, 40, Bearing Type, Cartridge, S.H.I.S Lower, EC49, Lower Stack Height, 12,

Cane Creek 40 Serie EC49/40 Tapered Headset Bottom Bearing Assembly - Sealed ZN40 Cartridge, Aluminum Alloy, Black

Reference Number: 0S36O3

Upgrade your bicycle's steering performance with the Cane Creek 40 EC49/40 Bottom Headset Black Lower Bearing Assembly - a precision-engineered component designed for demanding trail, mountain, and road use. Crafted from high-grade 6000 series aluminum, this headset offers exceptional durability, corrosion resistance, and lightweight performance to ensure smooth, responsive handling on every ride.

Materials & Construction:

Built with premium 6000 series aluminum alloy cups and a steel crown race, the Cane Creek 40 EC49/40 features integrated seals and sealed ZN40 cartridge bearings for uncompromising durability and low-maintenance operation. The black anodized finish not only adds a sleek, modern look but also provides superior corrosion protection suitable for all riding conditions.

Performance & Engineering:

Designed for tapered 1-1/8" to 1-1/2" steerers, this bottom headset assembly ensures optimal alignment and stability for a variety of bicycle frames. The sealed cartridge bearings offer exceptional load distribution, reduced friction, and long-lasting, maintenance-free performance. The compact 12mm stack height minimizes headset height, helping to achieve precise fit and handling.

Components & Technology:

Features include a durable crown race with integrated seals to prevent dirt and moisture ingress, ensuring consistent performance in challenging environments. The separate top and bottom cup system enhances versatility, allowing riders to mix and match components for tailored setups. Compatible with Interlok spacers and offering multiple interface options like Campy Hiddenset and EC designations ensure seamless integration with your bike's existing components.

Style & Use Case:

The sleek black finish complements modern bicycle aesthetics, making it ideal for mountain biking, cyclocross, gravel, and performance road bikes. Its external, threadless design simplifies installation and adjustments, making it a reliable choice for both competitive and recreational riders seeking enhanced steering precision and durability.

Innovative Features & Differentiators:

- Separate top and bottom headset cups for customizable configurations and easier servicing

- Compatibility with tapered and straight steerers (conversion crown race sold separately)

- Interlok spacer compatibility for fine-tuned height adjustments

- Same high-quality features and materials as Cane Creek's complete headsets, offering exceptional value

Specifications:

- Color: Black

- Material: 6000 series aluminum alloy cups with steel crown race

- Bearings: Sealed ZN40 cartridge bearings

- Compatibility: Tapered 1-1/8" to 1-1/2" steerers, straight 1-1/8" with conversion crown race

- Crown Race Size: 40mm

- Stack Height: 12mm

- Weight: 76 grams

- SHIS Designation: EC49/40

- Usage: External, Threadless headset assembly for lower position

Elevate your bike's handling and reliability with the Cane Creek 40 EC49/40 Bottom Headset Black Lower Bearing Assembly - engineered for demanding rides and designed to last. Whether upgrading or building from scratch, this headset offers precision, style, and durability to keep you confident on every trail, road, or cyclocross course.

  • High-quality, SEO-friendly bullets for the Cane Creek 40 EC49/40 Bottom Headset Black Lower Bearing Assembly:
  • Seamless Compatibility with tapered and straight steerers, including 1-1/8" to 1-1/2" sizes, featuring optional conversion crown races for versatile installation across various bike frames.
  • Precision-engineered sealed ZN40 cartridge bearings deliver superior durability, smoothness, and reliable performance in all riding conditions, enhancing your bike's handling and longevity.
  • Built from high-grade 6000 series aluminum alloy, this headset component offers lightweight strength, corrosion resistance, and a sleek black finish for a stylish, durable upgrade to your bike's steering system.
  • Designed with an integrated crown race and Interlok spacer compatibility, supporting easy setup and adjustment to optimize your bike's steering accuracy and overall ride quality.
  • Innovative 40-series separate cup design allows for quick mix-and-match customization, reducing inventory overlap and enabling streamlined maintenance while maintaining the same high-performance features as Cane Creek's complete headsets.
Item Specifications
ColorBlack
Lower Stack Height12
Bearing TypeCartridge
Crown Race40
Weight76
S.H.I.S LowerEC49
Bearing TypeSealed cartridge
Crown Race40mm
S.H.I.S. Upper49mm
Headset typeExternal, Threadless
MaterialAluminum
Defined ColorBlack
S.H.I.S. DesignationEC49/40
eBay Steerer Tube Diameter1-1/2''
Stack Height12
Headset PositionLower
S.H.I.S. LowerEC49/40
Upper/LowerLower
S.H.I.S. Stem Clamp DiameterEC49/40
ColorBlack
Model Name40-Series Lower
Weight76g
Stack12mm

Why 365 Cycles?

365 Cycles is an Authorized Cane Creek Dealer, and we offer the Full Cane Creek Warranty!

Fast Shipping!

Professional Customer Service- available 7 days a week
Check out our 200,000+ amazing reviews!

365 Cycles delivers all your cycling needs fast! We don't waste time preparing your order. Our priority is to serve our customers first and foremost. If you need help picking the right product, have questions about bike component compatibility, or just want to geek out about bikes we are here 7 days a week! Simply put, we are bike experts from dirt to tarmac and want to make sure you get the full 365 Cycles experience when you shop with us.

At 365 Cycles our mission is to simplify the shopping experience. We want to get you the right product in a quick time frame and be here if you need help with questions, warranty, friend to talk to, etc.

We’re dedicated to building lasting relationships with our customers, communities, and team members. We combine the knowledge and service of a traditional bicycle shop with the convenience of shopping in your own home.





Shipping & Handling

Most orders placed during the workweek before 1:30 pm EST ship the same day, but in rare cases (peak season/holiday periods) handling time can take up to 48 hours. If you have questions regarding shipping estimates, please let us know prior to placing your order. There is a direct signature requirement for all orders over $500.

Please allow 1-2 business days for your order tracking to update.

  • Cut off for SAME DAY SHIPPING- 1:30 pm EST Monday - Friday
  • Friday afternoon -Sunday orders ship the following Monday
  • Due to carrier restrictions orders shipped to: PO Box, HI, AK, & PR 365 Cycles may use a comparable service to what was selected.

Combined Shipping Discounts

To offer customers savings on shipping, we offer discounts when shipping multiple items from our store. We cannot issue refunds on shipping once an order is finalized so please follow the 5 steps below and ask if you are having trouble with the discount before you make a purchase.

  1. Be sure you are using the US site: https://www.ebay.com
  2. Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
  3. Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
  4. Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
  5. You’ll need to change the shipping method to Priority on every item in your cart before the rate can be calculated.

Returns

365 Cycles offers returns for 30 days on new items in their original, intact packaging. Return shipping for ALL orders are to be paid by the buyer. Please be sure to read our return policy entirely and if you have any questions, please contact Customer Service.

Full refunds are issued on items that are brand new and we are able to resell as new. 365 Cycles reserves the right to deny returns that are outside of policy including, but not limited to, used items, items missing original packaging, items with damaged manufacturer packaging, or international orders. Return orders must be shipped in a box or bubble mailer. Items shipped without an outer box will incur a restocking fee. You will be contacted through eBay if your return is ineligible for a full refund.

Returns must be initiated within 30 days from purchase date through your Purchase History under My eBay.

If we make an error in shipping, please contact us -- we will ship out the correct item and provide a free prepaid return label as quickly as possible!

Exchanges

If you need to exchange your order, the fastest and easiest way to do this is to reorder. We will ship your new order immediately and, in the meantime, please initiate a return through eBay on the original item and return it. We will refund for the returned item once it is received back.



HD0073 .

Company Details

365 Cycles
1180 Enterprise Rd
East Petersburg, PA 17520
United States

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