Product Description Shimano sprocket for XT CS-M8000 - single sprocket also compatible with CS-M7000 This Shimano sprocket is a spare part for the XT CS-M8000 11-speed cassette in 11-40, 11-42 and 11-46 T. These are individual steel sprockets or sprocket sets, some of which use aluminium. The 11-, 13-, 15-, 17- and 19-tooth version is also compatible with the SLX CS-M7000-11, with the Deore CS-M5100-11 and with the CS-HG800-11 groupless cassette. Technical Information:Gearing:11Gradation:11-40 T, 11-42 T, 11-46 TModels:11 tooth: Material:steelCompatibility:CS-M8000, CS-M7000, CS-M5100, CS-HG800-11, also suitable for CS-M9001Type:w/ integrated spacer (" built-in spacer type" )Manufacturer Number:Y-1RK11000 13 tooth: Material:steelCompatibility:CS-M8000, CS-M7000, CS-M5100, CS-HG800-11, also suitable for CS-M9001Type:w/ integrated spacer (" built-in spacer type" )Manufacturer Number:Y-1RK13000 15 tooth: Material:steelCompatibility:CS-M8000, CS-M7000, CS-M5100, CS-HG800-11, also suitable for CS-M9001Manufacturer Number:Y-1RK15000 17 tooth: Material:steelCompatibility:CS-M8000, CS-M7000, CS-M5100, CS-HG800-11Manufacturer Number:Y-1RK17000 19 tooth: Material:steelCompatibility:CS-M8000, CS-M7000, CS-M5100, CS-HG800-11Manufacturer Number:Y-1RK19000 21-24-27 tooth: Material:steelCompatibility:CS-M8000 11-40Manufacturer Number:Y-1RK98020 21-24-28 tooth: Material:steelCompatibility:CS-M8000 11-42, 11-46Manufacturer Number:Y-1RK98030 31-35-40 tooth: Material:steel, aluminium (40 t)Compatibility:CS-M8000 11-40Manufacturer Number:Y-1RK98040 32-37-42 tooth: Material:steel, aluminium (42 t)Compatibility:CS-M8000 11-42Manufacturer Number:Y-1RK98050 32-37-46 tooth: Material:steel (32 t), aluminiumCompatibility:CS-M8000 11-46Manufacturer Number:Y-1RK98070Contents:1 x sprocket or - 1 x Shimano CS-M8000 sprocket cluster Manufacturer: Shimano Europe B.V. High Tech Campus 92 5656 AG Eindhoven Netherlands info@shimano-eu.com