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SKU: FW9066

Shimano Dura-Ace CS-R9100 11-Speed Cassette 11-28t with Titanium & Carbon Fiber Spider Arms | High-Performance Road Bicycle Component for Lightweight, Precise Shifting & Advanced Engineering

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Description
Specifications

Experience unmatched shifting performance with the Shimano Dura-Ace CS-R9100 11-Speed Cassette - the ultimate upgrade for serious road cyclists seeking precise, lightweight, and durable gear transitions. Designed for high-performance racing and demanding endurance rides, this premium cassette combines cutting-edge materials with innovative engineering to elevate your drivetrain efficiency.

Materials & Construction

Constructed from advanced CFRP (Carbon Fiber Reinforced Polymer) all-metal alloy spider arms paired with five meticulously engineered titanium sprockets, the CS-R9100 offers exceptional weight savings without compromising strength or durability. The titanium cogs reduce rotational inertia, allowing for quicker, smoother shifts that enhance your riding experience.

Performance & Engineering

Engineered for seamless, precise gear changes, this 11-speed cassette features a wide gear range of 11-28 teeth, optimized for varied terrains from steep climbs to flat sprints. The lightweight construction minimizes rotational mass, increasing acceleration and responsiveness. The Shimano HG 11/12-speed road compatibility ensures smooth, reliable shifting under high loads, making it ideal for competitive racing or fast-paced training.

Components & Technology

Incorporating Shimano's advanced gear technology, the CS-R9100 cassette delivers crisp, consistent shifts with minimal effort. Its durable, corrosion-resistant finishes ensure longevity and reliable performance in diverse weather conditions. The cassette's design integrates seamlessly with Shimano Dura-Ace drivetrain components, providing optimal engagement and power transfer.

Style & Use Case

Featuring a sleek silver/gray aesthetic, the Dura-Ace CS-R9100 cassette complements high-end road bicycles built for speed and precision. Perfect for racing, time trials, and endurance cycling, this cassette enhances your bike's performance profile while maintaining a clean, professional look.

Key Features

- High-performance 11-speed cassette with 11-28T gear range for versatile riding

- Lightweight CFRP/alloy spider arms combined with titanium sprockets for superior weight savings

- Smooth, reliable shifting with Shimano's advanced gear technology

- Compatible with Shimano HG 11/12-speed road drivetrains

- Durable, corrosion-resistant construction for extended use in all conditions

Upgrade your road bike's drivetrain with the Shimano Dura-Ace CS-R9100 Cassette and experience the perfect balance of lightweight engineering, precision shifting, and exceptional durability. Maximize your cycling performance and dominate the competition today.

  • Lightweight construction with CFRP/alloy spider arms and five titanium sprockets delivers superior performance and reduced rotational weight for competitive cycling.
  • Optimized 11-28t gear range provides smooth, precise shifting across diverse terrains, making it ideal for road cycling and endurance racing.
  • Engineered for durability and compatibility with Shimano HG 11/12-Speed road drivetrains, ensuring seamless integration with your existing groupset.
  • Sleek silver/gray finish offers a stylish, high-performance look that complements modern aero bike designs and enhances overall bike aesthetics.
  • Innovative titanium sprockets and advanced materials reduce drivetrain wear and improve shifting responsiveness for a more efficient ride.
Range11-28
Cogs11-12-13-14-15-17-19-21-23-25-28
Cassette Body TypeShimano HG 11/12-Speed Road
Drivetrain Speeds11
ColorSilver/Gray
Defined ColorSilver
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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!

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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.

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Ben Berman Founder & CEO of 365 Cycles


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