Shimano Deore XT M8000 Cassette Ride anywhere with smooth and precise gear changes. Improved driving efficiency and stable shifting. Shave bike weight off without sacrificing durability or reliability. Features: Steel construction on all but the largest aluminum gear Nickel-plated finish for corrosion and wear resistance Dyna-sys11 cassette with "Rhythm step" gearing for closer gear ratios and smoother shifting performance Fits Dyna-sys11 and current Shimano 9/10-Speed MTB hubs The largest cog is positioned inboard and above the drive-side flange. hubs with tall drive-side flanges may not be compatible due to spoke interference The CS-M8000 cassette meets durability requirements for E-MTB applications SPECS: Speeds: 11 Gear range: 11-46t Driver: HG