Speed Control (Rear) - D4+ 4.0 Plug In (New Generation)

Replacement Rear Electronic Speed Controller (ESC) for RoadRunner D4+ 4.0 Electric Scooter (New Generation Plug-In Model)

Power up your ride with this plug-in rear speed controller, specifically designed for the RoadRunner D4+ 4.0 (New Generation). This OEM-spec ESC regulates power flow to the rear motor, ensuring smooth throttle response, stable acceleration, and improved ride dynamics. The plug-in design allows for fast, hassle-free installation with minimal wiring required.

Features:

• Compatible with RoadRunner D4+ 4.0 (New Generation Plug-In model)

• Controls power delivery to the rear motor

• OEM-grade plug-in ESC for simple, tool-free installation

• Restores smooth throttle and balanced rear motor performance

• Ideal for fixing rear motor faults or controller failure