The Shimano XTR BL-M9120 Trail Hydraulic Disc Brake Set is a high-performance 4-piston system designed for aggressive enduro and trail riding, offering exceptional stopping...
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XTR BL-M9120 Trail Hydraulic Disc Brake Set
The Shimano XTR BL-M9120 Trail Hydraulic Disc Brake Set is a high-performance 4-piston system designed for aggressive enduro and trail riding, offering exceptional stopping power and modulation. It features ergonomic 2-finger carbon levers, tool-free reach adjustment, and Servo Wave technology for rapid pad engagement.
Key Features & Performance
- 4-Piston Caliper (BR-M9120): Provides 10% more braking power than its predecessor, ensuring strong deceleration for heavy-duty riding.
- BL-M9120 Lever: Features a 2-finger, lightweight carbon fiber design with increased rigidity for better control.
- Servo Wave Action: Delivers faster initial pad travel and quick modulation, allowing for high power with less effort.
- Adjustability: Offers tool-free reach adjustment and additional free travel adjustment to customize the lever feel.
- I-Spec EV: Compatible with Shimano's I-Spec EV system, enabling a clean, ergonomic cockpit layout by mounting the shifter directly to the lever.
- Cooling Technology: Uses ICE Tech finned brake pads (N03A resin or N04A metal) to reduce heat buildup.
- Easy Maintenance: Features One-Way Bleeding for easier, cleaner maintenance.
Technical Specifications
- Brake Type: Hydraulic Disc (4-piston)
- Lever Material: Carbon Fiber
- Hose Joint: Straight (J-Kit options available for easy installation)
- Mount Type: Post-mount
- Weight: Approximately 277g per wheel
The system is designed for high-performance, offering a blend of light weight and high braking force, making it ideal for competitive racing and technical trail riding.

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XTR BL-M9120 Trail Hydraulic Disc Brake Set