Shimano Ultegra CS-R8100 Cassette
Best high performance drivetrain component for serious road cyclists.
This 12-speed cassette prioritizes smooth, rapid gear changes under heavy load, making it ideal for competitive road riding. Its clever design ensures backward compatibility with older freehub bodies, allowing for an easy upgrade path without needing a new wheelset.
$111.99
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Who it's for
- Cyclists seeking reliable, high-performance shifting for competitive or spirited riding.
- Riders who prioritize maintaining consistent power and cadence on varied routes.
- Enthusiasts and racers needing a dependable cassette for extensive training and racing.
Who should skip it
- Current 11-speed users considering an upgrade without full drivetrain replacement.
- Budget-conscious cyclists looking for more affordable drivetrain component options.
- Riders with existing wheels that lack the necessary 12-speed road freehub compatibility.
Performance breakdown
Shifting Smoothness
Hyperglide+ technology makes gear transitions nearly imperceptible under heavy load.
Drivetrain Efficiency
Optimized gear steps minimize energy loss during high-intensity efforts.
Compatibility Versatility
Smart design fits both 11 and 12-speed road freehub bodies seamlessly.
Durability Under Load
Robust construction handles aggressive sprinting and climbing without premature wear.
Weight Optimization
Lightweight materials provide a competitive edge without sacrificing structural integrity.
Installation Ease
Standard spline interface makes swapping cassettes a straightforward shop task.
Key Specs
Speed
12-speed
Compatibility
Shimano 11 and 12-speed road freehub bodies
Shifting Technology
HYPERGLIDE+
Smallest Cog
11T
Intended Use
Road
Know before you buy
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