Four Piston Electric Bike Hydraulic Brake Set With 180mm Rotors And Auto Power Off 2 Pin Kit Beefed Up Stopping Power High Performance Disc Brake Upgrade From Mechanical Zoom H876E Calipers For Serious Street Riding

High-performance hydraulic disc brakes for e-bike upgrades with 180mm rotors.
✔️ 4-piston calipers deliver 20% more force and auto power-off for e-bike safety, plus hoses up to 1850mm (72.8 inches) for easy fit.

This hydraulic disc brake set is a complete upgrade kit that replaces mechanical brakes on electric bikes, offering reliable stopping power ideal for street riding, urban commutes, and off-road adventures to enhance rider control and safety.

✅ 4-piston caliper with 20% higher braking force than dual-piston models
✅ 150% increased wear resistance for longer-lasting performance
✅ Auto power-off sensor compatible with 2-pin connectors for seamless e-bike integration
✅ Hoses measure 950mm (37.4 inches) front and 1850mm (72.8 inches) rear, pre-filled with mineral oil
✅ CNC aluminum alloy body with three-finger levers for a 22mm handlebar fit
✅ Compatible with 180mm rotors and IS/PM mounts for left-side e-bike setups

💡 What benefits do hydraulic disc brakes provide for electric bike performance?
Electric bike riders often seek reliable braking systems for better control.
- Deliver consistent stopping power even in wet weather
- Reduce braking effort for smoother rides on hills
- Enhance durability with minimal maintenance needs
- Improve overall safety by preventing wheel lock-up