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📦What's inside this package
Package contents may vary depending on the selected option, such as front brake, rear brake, or front and rear set.
- NUTT H‑Series hydraulic brake caliper version selected
- Matching brake lever with power‑off sensor
- Hydraulic brake hose for the selected front or rear setup
- Heat‑dissipation brake pads
- Required mounting hardware for the selected kit
- For front and rear sets: left and right brake levers, short and long hoses, and matching front/rear calipers
Send These Photos If Unsure
1. Front wheel
Show disc side, fork structure and caliper mount.
2. Rear wheel
Show rear disc side, swingarm area and caliper direction.
3. Brake lever connector
Show the power‑off sensor connector.
Maximum Control For High Performance Scooters
Developed for Hiley Supra TK, RS and XS models, the NUTT four-piston hydraulic brake system delivers stronger braking power, improved control and stable performance for high-speed riding.
Inside The NUTT Four-Piston Hydraulic System
Designed for Hiley Supra TK, RS and XS electric scooters, the NUTT four-piston hydraulic brake system delivers stronger braking force, improved modulation and reliable control for high-speed riding.
Four-Piston High Power Caliper
Four hydraulic pistons provide stronger and more balanced braking force for high-performance electric scooters.
High Pressure Hydraulic Control
Optimized hydraulic transmission delivers fast response and precise braking modulation during high-speed riding.
Built For Hiley Supra Series
Designed specifically for Supra TK, RS and XS models as a high-performance braking upgrade solution.
| Parameter | NUTT Hydraulic Brake | Ordinary Brake |
|---|---|---|
| Piston | 4 Piston Aluminum | 2 Piston Plastic |
| Tube Length | Custom 1200mm | Fixed Only |
| Material | CNC Forged Alloy | Cast Iron |
| Warranty | 1 Years | 6 Months |
| Bleed System | Quick Oil Bleed | Complicated Maintenance |
Stop Wasting Your Stopping Power
Why 80% of riders regret sticking with cable brakes — and how NUTT hydraulic changes everything.
Mechanical Brake
- Basic braking performance
- Requires more hand force during braking
- Cable stretch requires regular adjustment
- Less consistent performance under heavy use
- Designed mainly for casual riding
NUTT Hydraulic Brake
- Powerful and consistent stopping force
- Smooth one-finger braking control
- Self-adjusting hydraulic pressure
- Stable performance during high-speed riding
- Built for electric scooters and e-bikes
Frequently Asked Questions
Quick answers to the most common questions about NUTT hydraulic brake systems.
This is for a 60V Hiley SUPRA. Is the 4-piston brake really necessary for a powerful scooter?
➤Absolutely. For high-power, 60V scooters like the SUPRA, TK-RS, and TK-XS that are capable of high speeds and often used for heavy-load or off-road riding, a 4-piston brake is a critical upgrade. It provides the significantly stronger stopping power needed to safely and effectively control these heavy, fast machines.
How does the widened caliper opening (2.8-3.0mm) improve braking?
➤The widened opening allows for a more powerful and even distribution of clamping force across the larger, thicker brake pads. This results in more responsive braking and better modulation compared to standard, narrower 2-piston designs, giving you superior control.
It comes with cooling fin brake pads that can handle 450°C. Is that a real benefit for everyday riding?
➤Yes, it's a huge safety benefit, especially if you ride aggressively, tackle steep hills, or weigh more. Standard pads can overheat and lose braking power (brake fade) on long descents. These high-temperature pads ensure your stopping power remains consistent and reliable even under extreme heat, preventing dangerous fade.
The product says it's for 140x2.3mm heavy-duty rotors. Do I have to use that specific rotor?
➤For this specific brake set to work safely and correctly, it is essential to use it with the designated 140x2.3mm thick heavy-duty rotors. The caliper is calibrated for this precise thickness. Using a thinner rotor will result in poor brake feel and significantly reduced stopping power.
What makes the "waterproof" power-off sensor on this kit important?
➤A waterproof sensor is vital for an e-scooter that might encounter rain, puddles, or mud. It ensures the critical safety function of cutting motor power upon braking remains reliable and does not fail due to moisture or dirt ingress, protecting both you and the scooter's electrical system.
