The Hope Tech 4 GR4 is a robust, four-piston gravity brake designed for extreme riders and conditions. Engineered for peak power without sacrificing performance, it's the gold standard for downhill, enduro, and e-bike use. Featuring the largest pistons in Hope's range, the GR4 delivers unrivaled braking force while maintaining a consistent, predictable lever feel. A rigid one-piece caliper, revised lever design, and top-tier construction ensure unmatched control, even in the most challenging terrain.