Shimano XTR BR-M9100 2-Piston Disc Brake Set, front & rear

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  • Regular price $547.95
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Shimano XTR BR-M9100 2-Piston Disc Brake Set, front & rear

Shimano XTR Hydraulic Disc Brakes - BR-M9100 2-piston callipers and BL-M9100 levers, full set (front & rear). Brakes are assembled with hoses, are pre-bled & include Resin pads.

The XTR M9100 caliper features a MONO-BODY design which is machined from a single cold forged block to maximize rigidity and a pair of ceramic pistons for perfect, Rider Tuned stopping power. Paired with levers focused on reduced weight and cross-country tuned stopping power, the Shimano XTR BL-M91000 levers provides intuitive modulation so that you can explore your limits with confidence. 

  • High-performance brake control
    • Higher braking force with reduced input force at finger tips highly linear response, and braking power, stroke, and time lag reduced by 30% compared with M9000
  • High rigidity
    • New high rigidity brake hose and 1-piece aluminum caliper
    • 10% stiffer than M9000 even under high temp conditions
  • Lightweight
    • 26 g lighter (vs. BL/BR-M9000 with disc brake rotor)
    • Magnesium master cylinder
  • Straight hose connection
  • Seamless operation
    • Quicker rebound between actions maintains rider concentration
    • Greater flexibility and action-optimized cockpit layout
    • Update brake lever shape
  • Quicker brake engagement with shorter free stroke


    Recommended brake rotors (not included): 
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    6-bolt rotors: SM-RT86
    CENTER LOCK rotors: RT-MT800 or RT-MT900
    Full compatibility list below.

    Each brake set includes:
    Two (2) BL-M9100 levers: 
    I-SPEC EV Clamp Band
    Included brake hose length: 
    800mm (front/left lever), 1450mm (rear/right lever)
    Hoses are pre-bled

    Two (2) BR-M9100 2-piston callipers: Straight hose connection, Pad axle mount

    Pads: Resin

    Shimano BH90 Olive & Barb not included:
    If you need to shorten the hoses or run them inside your frame you'll likely need to purchase a few sets of the Shimano BH90 Olive & Barb. You should also consider the Bleed kit for Shimano brakes as well as our Hydraulic Disc Brake Hose Cut & Set Tool.


    Our thoughts:
    The ultimate brakes for serious riders and racers, they offer a no compromise blend of ultimate performance and light weight. XTR brakes have always been and always will be the gold standard in mountain bike braking.


    We recommend having a professional install your new disc brakes. Your friendly LBS can help!