The Whirlpool W10915701 Washer Motor Rotor connects the motor to the drum and ensures that the drum can spin efficiently during washing and rinsing and this rotor used electromagnets to make the drum turn with the right speed and force as the pulses were produced. The advantages are increased performance, less stress on other components, and increased energy efficiency, so it is a bet... https://www.hnkparts.com/w10915701-whirlpool-rotor