Shimano Ultegra CS-R8000 Cassette - 11 Speed |11-30t
What Is the Shimano Ultegra CS-R8000 11-Speed Cassette and Who Is It Built For?
The CS-R8000 is Shimano's current-generation Ultegra 11-speed cassette in an 11-30t configuration, designed for road bikes running the R8000-series Ultegra groupset or any Shimano 11-speed HG drivetrain. It uses Hyperglide+ shift assist technology carried over from Dura-Ace, where ramp geometry and shift pins on each cog are individually engineered for the direction and chain approach angle of that specific cog's position in the cassette stack. This produces fast, precise shifts even at high wattage output, a meaningful improvement over standard Hyperglide where ramp placement is less precisely tailored to position-specific chain geometry. The carrier plate grouping combines multiple small cogs on a shared aluminum carrier, reducing individual cog count and stiffening the cassette body to maintain cog alignment under the lateral forces of hard sprinting and sustained out-of-saddle climbing.
The 11-30t range suits hilly road terrain where a wider spread than a close-ratio 11-25t or 11-28t is needed for climbing, while tight cog steps in the middle of the range still support efficient cadence management on flat and rolling roads. The cassette fits the standard Shimano HG road freehub body and is compatible with 11-speed Shimano road chains and all Shimano 11-speed road rear derailleurs. For riders on the R8000 Ultegra platform or any Shimano 11-speed road drivetrain needing the balance of wide climbing range and close-ratio mid-gear density, the CS-R8000 11-30t is the definitive configuration at this speed tier with Dura-Ace-derived Hyperglide+ shift performance.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Shimano Ultegra CS-R8000 Cassette - 11 Speed |11-30t
Shimano Ultegra CS-R8000 Cassette - 11 Speed |11-30t
What Is the Shimano Ultegra CS-R8000 11-Speed Cassette and Who Is It Built For?
The CS-R8000 is Shimano's current-generation Ultegra 11-speed cassette in an 11-30t configuration, designed for road bikes running the R8000-series Ultegra groupset or any Shimano 11-speed HG drivetrain. It uses Hyperglide+ shift assist technology carried over from Dura-Ace, where ramp geometry and shift pins on each cog are individually engineered for the direction and chain approach angle of that specific cog's position in the cassette stack. This produces fast, precise shifts even at high wattage output, a meaningful improvement over standard Hyperglide where ramp placement is less precisely tailored to position-specific chain geometry. The carrier plate grouping combines multiple small cogs on a shared aluminum carrier, reducing individual cog count and stiffening the cassette body to maintain cog alignment under the lateral forces of hard sprinting and sustained out-of-saddle climbing.
The 11-30t range suits hilly road terrain where a wider spread than a close-ratio 11-25t or 11-28t is needed for climbing, while tight cog steps in the middle of the range still support efficient cadence management on flat and rolling roads. The cassette fits the standard Shimano HG road freehub body and is compatible with 11-speed Shimano road chains and all Shimano 11-speed road rear derailleurs. For riders on the R8000 Ultegra platform or any Shimano 11-speed road drivetrain needing the balance of wide climbing range and close-ratio mid-gear density, the CS-R8000 11-30t is the definitive configuration at this speed tier with Dura-Ace-derived Hyperglide+ shift performance.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
What Is the Shimano Ultegra CS-R8000 11-Speed Cassette and Who Is It Built For?
The CS-R8000 is Shimano's current-generation Ultegra 11-speed cassette in an 11-30t configuration, designed for road bikes running the R8000-series Ultegra groupset or any Shimano 11-speed HG drivetrain. It uses Hyperglide+ shift assist technology carried over from Dura-Ace, where ramp geometry and shift pins on each cog are individually engineered for the direction and chain approach angle of that specific cog's position in the cassette stack. This produces fast, precise shifts even at high wattage output, a meaningful improvement over standard Hyperglide where ramp placement is less precisely tailored to position-specific chain geometry. The carrier plate grouping combines multiple small cogs on a shared aluminum carrier, reducing individual cog count and stiffening the cassette body to maintain cog alignment under the lateral forces of hard sprinting and sustained out-of-saddle climbing.
The 11-30t range suits hilly road terrain where a wider spread than a close-ratio 11-25t or 11-28t is needed for climbing, while tight cog steps in the middle of the range still support efficient cadence management on flat and rolling roads. The cassette fits the standard Shimano HG road freehub body and is compatible with 11-speed Shimano road chains and all Shimano 11-speed road rear derailleurs. For riders on the R8000 Ultegra platform or any Shimano 11-speed road drivetrain needing the balance of wide climbing range and close-ratio mid-gear density, the CS-R8000 11-30t is the definitive configuration at this speed tier with Dura-Ace-derived Hyperglide+ shift performance.
