KARASAWA
HDM-5E Four-Piston Hydraulic E-Bike Disc Brake
HDM-5E Four-Piston Hydraulic E-Bike Disc Brake
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Ships from Victoria, BC • Free shipping across Canada • 14-day returns
• Brake System
Open hydraulic circuit, dual four-piston caliper
Stable and precise high-performance brake control
Built-in electric cut-off design
Recommended for electric bicycle use
Easy installation, tuning, and maintenance
• Weight
Front: 369g
Rear: 386g
Note: Excludes disc rotor, adapter, and bolts
• Disc Rotor
Diameter: Φ180mm
Optional: Φ160mm / Φ203mm
Rotor thickness: 2.3 / 2.8mm
• Brake Caliper
Aluminum alloy one-piece forged four-piston caliper
Omni-directional inlet, single oil circuit design
Easy brake pad replacement
Finish: Anodized black
• Brake Lever
Aluminum alloy forged lever body
Aluminum alloy forged lever blade / steel lever blade
Adjustable reach
Lever size: 3 / 3.5 finger
Finish: Black
• Brake Pad
High-performance resin brake pad
Optional: Ceramic brake pad
Optional: Metal brake pad
Compatibility help
Compatibility help
Not sure whether this part fits your bike? Contact us with your bike make, model, year, and a photo of the existing component before ordering.
Shipping & returns
Shipping & returns
Orders ship from Victoria, British Columbia. Unused and uninstalled items may be returned within 14 days of delivery. Final-sale and special-order exclusions apply.
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