Shimano Dura-Ace 9100 11-Speed Cassette 12-25T
The Shimano Dura-Ace 9100 11-Speed Cassette 12-25T is designed for smooth, crisp and reliable shifting. This pro-level cassette is ultra-lightweight and features Shimano's rider tuned gearing for smooth shifting no matter what ratio you are running.
The spider is constructed from a carbon fibre reinforced polymer (CFRP) and alloy combination, making it super-light, stiff and durable. Five titanium sprockets on this 11-speed cassette ensure longevity while keeping the weight low.
- Super lightweight 11-speed HG-EV cassette with a rigid carbon and alloy carrier for excellent shifting even under the most demanding gear changes
- Hyperglide EV sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load
- Close ratio gearing allows a more efficient use of energy through finer cadence control
- Largest sprockets are mounted on lightweight alloy and carbon carriers to reduce weight and increase rigidity
- 5 largest sprockets are made from titanium to reduce weight without sacrificing strength
- Sprockets are extensively cut away and drilled to further reduce weight without reducing rigidity
- Nickel-plated finish offers hard wearing resistance to corrosion
- Alloy cassette lockring
- For Super Narrow 11-speed HG-EV chains
- Weight: 175g
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