Wheel Hub - R4

Replacement Wheel Hub for RoadRunner R4 Electric Scooter Restore smooth rolling performance and structural integrity with this replacement wheel hub for the RoadRunner R4. Designed to meet OEM specifications, this hub ensures secure mounting between the wheel and motor, delivering balanced rotation and reliable support for everyday riding. Features: Compatible with the RoadRunner R4 Electric Scooter Connects wheel and motor for stable, centered performance OEM-spec fit for easy installation and proper alignment Built to withstand daily riding conditions and vibration Ideal for replacing damaged, warped, or worn-out hubs