Shimano XTR RD-M9100-GS Rear Derailleur - 12 Speed, Medium Cage, Gray, With Clutch

The Shimano XTR M9100 is designed to withstand full force pedalling on the roughest trails, with smooth shifting and exceptional chain stability. It offers enhanced shifting performance, a low profile design, and low sprocket compatibility.Product Details: Decreased rear derailleur tension at low gear positions prevents high chain tension Designed with a Shadow RD+ clutch to reduce chain slap and create a quiet drivetrain with less distraction Features a larger 13-tooth pulley Specifications: Cage Length: Medium Chain Wrap Capacity (teeth): 35 Color: Gray Drivetrain Speeds: 12 Largest Cog: 45 Rear Der/Shifter Compatibility: Shimano Mountain Rear Derailleur Mount Type: 10x1 Standard Weight: 237 UPC: 689228880245 MPN: IRDM9100GS