Replacement Electronic Speed Controller (ESC) for RoadRunner R4 Electric Scooter

Restore throttle responsiveness and motor control with this replacement speed controller for the RoadRunner R4. Engineered to OEM specifications, this ESC ensures proper communication between your scooter’s throttle, motor, and battery—providing smooth acceleration, consistent power delivery, and safe operation.

Features:

• Compatible with the RoadRunner R4 electric scooter

• Replaces factory electronic speed controller (ESC)

• OEM-grade unit ensures proper fitment and electrical connections

• Delivers reliable throttle response and power regulation

• Ideal for fixing acceleration issues, controller faults, or motor cutouts