Shimano XTR RD-M9100-GS rear derailleur Top normal 11/12-speed GS medium

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  • XTR



    • Optimized for new drive system
    • 10-45T (12-speed)
    • 10-45T (11-speed)
    • Decreased rear derailleur tension at low gear position, to prevent high chain tension at low gear
    • Add bumper at rear derailleur pulley cage for silent drive
    • Bigger 13T pulley
    • 28 mm better ground clearance (vs. RD-M9100-SGS)


    • Enhance shifting performance
    • Low sprocket combination
    • Silent drivetrain
    • Low profile design
    • For more aggressive riding

    Products Specifications

    • Average weight: 237 g
    • Compatible chain: CN-M9100
    • Low sprocket_Max.: 45T
    • Low sprocket_Min.: 45T
    • Max. front difference: 0T
    • Pulley_Teeth: 13T
    • Pulley cage: GS
    • Rear speeds: 11 (Wide flange) / 12
    • Top sprocket_Max.: 10T
    • Top sprocket_Min.: 10T
    • Total capacity: 35T


    Less distraction quiet drive train Rear derailleur stabilizer reduces chain slap Simple solution for chain drop Lighter and more efficient than roller type chain device

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  • This article cannot be shipped to countries outside of the European Union and all other countires of the European Free Trade Association (EFTA).
    Factory number:IRDM9100GS
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