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Hydraulic Brake Sensor - D4+ 4.0
RoadRunner Scooters

Hydraulic Brake Sensor - D4+ 4.0

$10
/
This is a pre order item. We will ship it when it comes in stock.

Replacement Hydraulic Brake Sensor for RoadRunner D4+ 4.0 Electric Scooter
Restore safe and responsive braking control with this OEM‑spec hydraulic brake sensor for the RoadRunner D4+ 4.0. This sensor detects when the brake lever is engaged and communicates with the scooter's controller to safely cut motor power. Essential for maintaining smooth braking and rider safety, especially on high-performance models like the D4+ 4.0.

Features:

  • Designed for the RoadRunner D4+ 4.0 Electric Scooter

  • Detects brake lever engagement to signal the motor controller

  • Improves braking safety and power cutoff response

  • OEM‑spec sensor ensures perfect compatibility and fit

  • Easy to install for fast, hassle-free maintenance

Why Choose RoadRunner Scooters?

We're Committed to Our Customers.

Designed in America

We firmly believe in the importance of American craftsmanship. Our electric scooters are designed and tested right here in Denver, Colorado. We maintain the highest standards of quality and innovation.

Top Quality & Safety

We craft each of our electric scooters with the highest standards of engineering, utilizing premium materials and the latest technology to ensure durability, performance, and safety.

US Based Support

We're dedicated to providing an unmatched customer experience. Your satisfaction drives us, and our friendly, knowledgeable team is here to support you every step of the way.