Fits MAYTRONICS Dolphin Motor 9995372RD-EX 63zyc-a1 5500000 + 63zyw-a1 5500011
DOLPHIN IMPELLER MOTOR REBUILD REPAIR KIT A1 series motors only. NOTE: THIS IS THE REBUILD KIT FOR IMPELLER MOTOR ONLY PART A1 series ONLY. A1 Impeller Kit pro. A1 gearbox kit pro. If the robot does not run the impeller motor at all, you can try twisting on the shaft with the impeller off while starting to see if it starts or tapping on the motor do not tap on the shaft because you might bend it if the motor starts to run at that point.