Hope Tech Evo GR4
Evolution of gravity power
Specifications
- Pistons
- 4-piston
- Brake Type
- Hydraulic disc
- Hose Connection
- Banjo
- Brake Fluid
- DOT 5.1
- Reach Adjustment
- Toolless
- Disk Size
- 180mm, 200mm, 220mm
- Disk Thickness
- 2.3mm
- Weight
- 308g
- Features
- Roller bearing pivot, Gravity-tuned cam
- Blade Material
- Aluminum
- Contact Point Adjustment
- Yes (BPC Tool-Free Dial)
- Lever Pivot
- Roller Bearing
Overview
Built for the most demanding rides, the Tech Evo GR4 delivers uncompromising stopping power for gravity and e-bike use. Features new cam mechanism with firmer bite point and gentle power progression through braking zone. Super-smooth lever action and premium construction ensure precise, natural control.
Features
Maximum gravity braking power
Firmer bite point with progressive power
Roller bearing main pivot
Dual guide bush system
Super-smooth lever action
Optimized for gravity and e-bike
Simplified bleeding system
Standard, Power, and Control blade options
Guides for setup
All guidesBrake Bed-in
The essential process for achieving maximum braking power.
Brake Bleeding
System-specific bleed procedures for Shimano, SRAM, and Magura — eliminate lever sponginess and restore full power.
Weather & Conditions Adaptation
Setup adjustments for wet, muddy, dry, and cold conditions — tires, suspension, drivetrain, and brakes.
How we evaluate this component
Product cards, analysis notes, and setup guidance are grounded in public specifications, market positioning, compatibility, and the most likely real-world use cases on trail.
Read the full methodology