Description: Hydraulic brakes offer strong, responsive stopping power with minimal effort, performing well in all conditions. Feature: Front Hydraulic Brake System: Left Brake Lever with motor inhibitors Front Brake line Front Brake Caliper Rear Hydraulic Brake System: Right Brake Lever with motor inhibitors Rear Brake Line Rear Brake Caliper We do not accept returns or refunds for non-quality-related issues after purchase. How to replace it?