Shimano XTR RD-M9100-GS Rear Derailleur - 12 Speed Medium Cage Gray With Clutch CheckoutTitle=Surly Ultra New Non-Disc Front Hub - QR x 100mm }SRAM Red Bar Tape -

}SRAM Red Bar Tape - White

Integrated Hall Lock Lever stabilizes the rear derailleur to eliminate drivetrain noise

EA70 AX Drop HandlebarMaximum Contact Drop (MCD) is technology that packs comfort into the drops of these bars for increased wrist clearance while sprinting and increased palm contact to eliminate point-loading that may cause hand fatigue

Advanced seal system improves prevention of bearing/drive system contamination

Shimano XTR RD-M9100-GS Rear Derailleur - 12 Speed Medium Cage Gray With Clutch CheckoutTitle=Surly Ultra New Non-Disc Front Hub - QR x 100mm }SRAM Red Bar Tape -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. Designed with a Shadow RD+ clutch to reduce chain slap and create a quiet drivetrain with less distraction Decreased rear derailleur