What's Summit Club?
Find Your Store
Accessibility Policy
Home Page
When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures.
Expert Help

Cart, contains 0 items

Accessibility Policy
Home Page

Cart, contains 0 items

When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures.

Shimano
XTR BL-M9120 Disc Brake

3 out of 5 stars
2 Reviews
Current price: $300.77 - $323.57 Original price: $400.00
Up to 25% off
Color:Stealth

Size:

Quantity

Join Summit Club+ and


XTR BL-M9120 Disc Brake delivers unrivaled control and power for aggressive trail and enduro riding.

What Our Gearhead® Experts Are Saying:


"If pushing limits is your game, the XTR BL-M9120 is the answer. The four-piston power gives me total confidence over technical features, even when things get steep and loose. Setup is dialed and modulation is top-notch—this brake elevates any bike on the trail."


Built for the ride where control can’t be compromised, the XTR BL-M9120 Disc Brake backs every line with top-tier Shimano engineering. The four-piston caliper packs a forceful bite that’s responsive but never grabby, easily taming rocky chutes and big drops. Servo Wave and Freestroke adjust let you dial the feel to perfection, while the strong, lightweight lever adapts with I-Spec EV for a neat cockpit. Add in tool-free reach adjust and a refined lever shape, and the result is flawless braking performance for long, punishing rides—all with Shimano’s legendary reliability.


Details

  • Powerful 4-piston disc brake for enduro and aggressive trail use
  • Servo Wave delivers instant, controlled braking modulation
  • 10% more power than the previous generation for better stopping on steep descents
  • Freestroke and reach adjust enable on-the-fly lever tuning
  • I-Spec EV compatibility cleans up your bar and maximizes control
  • Caliper is post-mount and uses Shimano mineral oil for low maintenance
  • Lightweight carbon fiber lever with improved stiffness and comfort
  • Designed for riders who demand top-tier power, modulation, and reliability
  • Item #SHI00L8
Lever
carbon fiber with aluminum skeleton
Lever Adjustability
Reach
Actuation
hydraulic
Caliper
Shimano BR-M9120
Mount Type
post-mount
Fluid
Shimano mineral oil
Rotor
not included
Claimed Weight
13.6oz (385g)
A close-up shot of a cyclist's white shoe clipped into a Shimano pedal, highlighting the bike's drivetrain and rear derailleur.

Closer to Nature, Closer to People

Shimano supports people to realize their dreams to create new lifestyles that will bring them closer to nature and share the joy of life with each other.

Shop All Shimano

Related Categories

Top Mountain Bike Components Product Photo

Mountain Bike Components

Related Searches

Shimano XTR BL-M9120 brake featuresBest 4-piston mountain bike brakesEnduro and trail disc brake performanceLightweight Shimano hydraulic brake systemImproved braking response with I-Spec EV10% more braking power than previous modelsAdjustable reach for personalized comfortServo Wave technology for controlled brakingDurable aluminum skeleton lever designPost-mount caliper for easy installationIdeal for aggressive mountain bikingEnhanced stopping power for rugged terrain

Learn more about XTR BL-M9120 Disc Brake

Mountain Bike Buying Guide