AeroAddicts

Cassette

Shimano Ultegra R8101

The current Ultegra 12-speed Hyperglide+ cassette, sold in 11-30T and 11-34T. It's the version listed on Shimano's spec site in place of CS-R8100.

Fitted to 36 builds across 32 bikes in the database.

Specs

Range
11-30T, 11-34T
Speeds
12-speed
Weight
291 g10.3 oz
Notes
Claimed weight for 11-30T.

Bikes that come with it

BikeBuildPrice (MSRP)RangeSpeeds
BMC Teammachine R 012027Teammachine R 01 FOUR€7,999$8,999£7,29911-3412-speed
Canyon Speedmax CF SLX2027Speedmax CF SLX 8 Di2€7,999$8,499£7,59911-3012-speed
Corratec CCT EVO2027CCT Evo Pro Di2€6,699€6,699€6,69911-3412-speed
Cube Litening Aero C:68X2027Litening Aero C:68X Race€4,999€4,999£4,99911-3412-speed
KTM Revelator Alto Performance Carbon2027Revelator Alto Master PM€3,499€3,499€3,49911-3412-speed
KTM Revelator Alto Performance Carbon2027Revelator Alto Master€3,299€3,299€3,29911-3412-speed
Merida REACTO CF32027REACTO 8000—11-3012-speed
Merida REACTO CF52027REACTO 9000—11-3012-speed
Stevens Arcalis2027Arcalis Shimano Ultegra Di2€5,199€5,199€5,19911-3012-speed
Stevens Arcalis2027Arcalis Shimano Dura-Ace Di2€6,299€6,299€6,29911-3012-speed
Trek Madone SL Gen 82027Madone SL 7 Gen 8€5,949$6,000£5,00011-3412-speed
Trek Madone SLR Gen 82027Madone SLR 7 Gen 8€7,999$9,000£7,25011-3012-speed
Bianchi Oltre Pro2026Oltre Pro Ultegra Di2 (4iiii power meter)€8,000€8,000€8,00011-3412-speed
Canyon Speedmax CF SLX (5th gen)2026 · discontinuedSpeedmax CF SLX 8 Di2€7,499€7,499€7,49911-3012-speed
Canyon Speedmax CF2026Speedmax CF 8 Di2 Race€5,999€5,999£5,59911-3012-speed
Cinelli Aeroscoop2026Aeroscoop Shimano Ultegra Di2€6,900€6,900€6,90011-3012-speed
Cube Aerium C:68X2026Aerium C:68X Race€6,299€6,299€6,29911-3412-speed
Dare Velocity Ace (VA-AFO)2026VA-AFO S8€5,699$6,699€5,69911-3412-speed
Felt IA 2.0 UD Carbon STD2026IA 2.0 Expert Shimano Ultegra Di2$7,799$7,799$7,79911-3012-speed
Felt IA 2.02026IA 2.0 Pro Shimano Ultegra Di2$9,999$9,999$9,99911-3012-speed
Focus Izalco Max2026Izalco Max 9.7€5,999€5,999€5,99911-3412-speed
Look 795 Blade RS 32026795 Blade RS 3 Ultegra Di2 / LOOK R45S€8,490€8,490£7,99011-3412-speed
Merida Time Warp TRI2026Time Warp TRI Limited€7,199€7,199€7,19911-3012-speed
Polygon Helios A2026Helios A8 Di2 Powermeter€6,399$5,399€6,39911-3412-speed
Polygon Helios A2026Helios A8 Di2€4,799$4,699€4,79911-3412-speed
Radon Vaillant2026Vaillant 9.0€3,999€3,999€3,99911-3412-speed
Ribble Ultra-Aero SL2026Ultra-Aero SL Ultegra Di2$6,660$6,660£4,44911-3412-speed
Ribble Ultra-Aero SL R2026Ultra-Aero SL R Ultegra Di2$7,070$7,070£4,74911-3412-speed
Rose Shave FF2026Shave FF Ultegra Di2€5,600€5,600€5,60011-3412-speed
Trek Speed Concept SLR2026Speed Concept SLR 7€8,499$9,500£7,75011-3012-speed
Van Rysel XCR Tri2026XCR Tri Ultegra Di2€7,699$8,499£7,70011-3012-speed
Wilier Triestina Filante SLR ID22026Filante SLR ID2 Shimano Ultegra Di2, Miche Kleos 50€8,500$9,900€8,50011-3012-speed
Wilier Triestina Turbine SLR2026Turbine SLR Ultegra Di2€9,900€9,900€9,90011-3012-speed
Cinelli Pressure II2025Pressure 2 Ultegra Disc Di2€6,400€6,400€6,40011-3012-speed
Cinelli Pressure II2025Pressure 2 Ultegra Disc Di2 (US)$7,490$7,490$7,49011-3012-speed
Van Rysel XCR UCI2025XCR UCI Ultegra Di2€7,500€7,500£7,50011-3012-speed

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