Hope Tech 4 Evo GR4 Disc Brake - High-Performance 4-Piston Hydraulic Rear Brake for E-Bikes & MTB, Post Mount 74mm, Aluminum Construction, Adjustable Reach & Bite Point, Super-Smooth Lever Act

High-performance four-piston gravity disc brake designed for demanding cycling applications, ideal for e-bikes and mountain biking, ensuring maximum stopping power with smooth modulation. Constructed from materials with a rugged, lightweight aluminum caliper body and stainless steel fittings for enhanced durability and corrosion resistance in tough riding conditions. Advanced engineering features include a new cam design for reduced free lever stroke, adjustable reach and bite point via Tech 4 Evo levers, and exchangeable EVO lever blades for tailored control and comfort, offering superior braking precision. Optimized for style and functionality with a sleek black/smoke finish, separate rotor compatibility, and pre-bled hydraulic hose for easy installation, making it a reliable upgrade for modern mountain and e-bike setups. Innovative features such as a bleed port in the master cylinder for simplified maintenance, larger 6% pistons for increased braking force, and compatibility with HT-1050 braided stainless steel hoses position the Hope Tech 4 Evo GR4 as a technology-leading choice for serious riders seeking durability, power, and refined control.