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SKU: FW4667

Shimano Dura-Ace CS-7900 & Ultegra CS-6700 10-Speed 11T First Position "B Fit" Cog | Compatible with Dura-Ace, Ultegra, 105 Series, 6600, 6700, 7800, 7900 Road Bike Parts | Lightweight 1.6mm Steel Cog for Crisp Shifting and Enhanced Durability

Regular price $18.61
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Description
Specifications

Optimize your cycling performance with the Shimano Dura-Ace CS-7900 / Ultegra CS-6700 10-Speed 11T "B Fit" Cassette Cog. Designed for serious cyclists and competitive riders, this high-quality cog ensures smooth, reliable shifting across your gear range, elevating your road cycling experience.

Materials & Construction:

Constructed from durable, lightweight materials with a 1.6mm cog thickness, this cassette cog guarantees longevity under intense riding conditions. Its precision manufacturing minimizes wear and ensures consistent performance over time.

Performance & Engineering:

The "B Fit" technology makes this cog compatible with Shimano 105 CS-5700 and CS-5600 cassettes, providing seamless integration and optimized shifting efficiency. Specifically engineered for 10-speed drivetrains, it delivers precise gear changes, enhanced torque transfer, and smooth engagement-even during high-intensity climbs or sprints.

Components & Technology:

Featuring an 11-tooth configuration with a 12-tooth 2nd position cog, this component is tailored for optimal gear progression and minimal drivetrain noise. The advanced engineering reduces friction and enhances wheel speed, making your ride more responsive and efficient.

Style & Use Case:

Ideal for road racing, time trials, and endurance cycling, this cassette cog complements high-performance Shimano groupsets such as Dura-Ace and Ultegra. Its sleek design and compatibility make it a versatile upgrade for riders seeking to maximize their drivetrain reliability and shifting precision.

Innovative & Differentiating Features:

The "B Fit" compatibility sets this cog apart, offering versatile application across various Shimano 10-speed groupsets. Its precision engineering ensures compatibility and optimal functionality, making it a top choice for upgrading or maintaining your bike's drivetrain for race-winning performance.

Upgrade to the Shimano Dura-Ace CS-7900 / Ultegra CS-6700 10-Speed 11T "B Fit" Cassette Cog and experience smoother shifts, increased durability, and superior riding efficiency. Perfect for competitive cyclists and dedicated enthusiasts aiming to elevate their cycling gear.

  • Enhance your road cycling performance with the Shimano Dura-Ace CS-7900 and Ultegra CS-6700 10-Speed Cassette Cog, featuring precision-machined 11-tooth first position gearing for smooth, rapid shifts.
  • Constructed from high-quality, durable materials with a 1.6mm cog thickness, this cassette ensures optimal strength, longevity, and reliable power transfer during intense rides or racing conditions.
  • Designed with "A-fit" and "B-fit" compatibility, this cassette seamlessly integrates with Shimano Dura-Ace, Ultegra, and 105 series groupsets, providing versatile upgrade options for both professional and enthusiast cyclists.
  • Engineered with innovative component technology, the 12-tooth 2nd position cogs deliver precise gear indexing and efficient drivetrain performance, minimizing drivetrain wear and maintaining consistent shifting performance.
  • Ideal for competitive cycling and serious training, this lightweight cassette is optimized for high-performance road bikes, offering improved aerodynamics, enhanced gear engagement, and compatibility with 10-speed drivetrain systems for versatile use cases.
Tooth Count11
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We pride ourselves on our ability to ship and deliver your gear with excessive speed! We ship from 22 locations throughout the United States and most orders will arrive in 3 days or less with Free Shipping on orders over $75!

The nitty gritty, for specific delivery timelines please pay attention to the delivery timelines on the product pages and the time frame estimated in the carts. If you need a part by a specific day, please contact us by chat, phone, or

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Most orders placed during the workweek before 1:00 PM Eastern time ship the same day, but during peak/holiday season or depending on inventory location handling time can take up to 48 hours. If you have questions regarding shipping estimates, don't hesitate to get in touch with us before placing the order. There is a direct signature requirement for all orders over $500.

We provide the you the ability to utilize multiple shipping & billing addresses, based upon what fits your current needs. However you are responsible to maintain and update any new address changes, as 365 Cycles will not be held liable for orders being shipped to an incorrect address.

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If you need to return your order please email us at info@365cycles.com, call us at 603-968-5797, or use the live chat on our site.

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365 Cycles puts the customer above everything. Our number one goal is your satisfaction. When you press the shift lever you want the gears to shift, and when you buy bicycle parts, you want the bicycle parts to arrive on time in new condition. With over 60,000 products and 22 warehouse locations throughout the country, we have the parts you need and they are coming in hot!

Living an active lifestyle is just that, a lifestyle that never goes away and our goal is to always exceed your expectations so we can take this lifelong journey together. We strive to have the parts you need, at competitive prices with unmatched shipping speeds!

If there is ever an issue with an order we will work at warp speed to fix our mistake and make sure you never go a day without a bicycle! If you are not receiving the quality of service you need from one of our exceptionally qualified bicycle experts, tell them Ben Berman told you to tell them "Customer Loyalty" and then name your terms.

Our team is waiting to help you 7 days a week and they are more qualified to help than I am but if you ever feel like you're not getting the service you need I’m personally asking you to email me at ben@365cycles.com with "CUSTOMER LOYALTY" in the title and I will personally handle your order.

Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

“If you want to go fast, go alone, if you want to go far, go together.” -Someone Smart

Ben Berman Founder & CEO of 365 Cycles


Company Core Values: 

These were established by the members of our team and we use them every week to call out team members who have shined in one of these areas. Feel free to let us know at info@365cycles.com if someone you worked with has gone above and beyond in one of these areas. 

Customer Loyalty

Put yourself in their shoes and support those who support us.

You Control the Outcome

If it is to be, it’s up to me" You are personally responsible for controlling the outcome.

Seek Understanding

Understanding the answer is more important than the answer.

Progress Not Perfection

Pick a direction, analyze the results, and be willing to change course.

Will to Win

Customers, 365 Team, Partners, all need the will to win. Bring the Will to Win to every conversion.

Keep Moving

Move the body, move the mind, and remove any hurdles to achieving an active lifestyle.

Do the Right Thing:

Doing the right thing is more important than doing the thing right.

Stronger together:

If you want to go fast, go alone, if you want to go far, go together. Get your team involved and become stronger together.

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