Shimano Deore M4100 Left/Front Brake Lever with MT420 4-Piston Caliper

The Shimano Deore M4100/MT420 brake system delivers powerful, intuitive braking with strong modulation and consistent control. The 2-finger lever paired with a four-piston MT420 caliper provides confident stopping power for trail, enduro, and all-mountain riding.

Built with cascaded technology from Shimano’s XTR, XT, and SLX platforms, this setup offers dependable high-performance braking.

Performance & Use

• Powerful 4-piston MT420 caliper for increased stopping force

• 2-finger lever design for improved control and confidence

• Short free stroke for faster brake engagement

• Excellent modulation for better trail control

• I-SPEC EV clamp band for cleaner cockpit integration and added lever stiffness

• Pre-bled system for easier installation

Compatibility Notes

• Left / Front configuration

• Hydraulic disc brake system

• I-SPEC EV compatible

• Pre-bled from manufacturer

• Designed for MTB / Trail / All-Mountain use

• W/O adapter

Specifications

• Brand: Shimano

• Model: Deore M4100 Lever + MT420 Caliper

• Lever Position: Left / Front

• Brake Type: Hydraulic Disc

• Caliper: MT420, 4-Piston

• Hose: SM-BH90-SS, Black, 1000mm

• Brake Pads: Metal Pad (W/O Fin)

• Lever Type: 2-Finger

• Mount Type: Post Mount

• Actuation: Hydraulic

Condition & Packaging

• Retail packaged

• Pre-bled from manufacturer

• Full manufacturer warranty

• Genuine Shimano product

• Authentic, direct from manufacturer

• Includes only what is shown in photos

Professional installation recommended for proper setup and warranty support.