The motor rotor position sensor, part number DC31-00076A, is a genuine Samsung replacement part for your washing machine. This sensor monitors the direction and speed of the rotor, ensuring proper communication with the electronic control board. If your washer's spin cycle is erratic or not functioning correctly, replacing this sensor might resolve the issue. Installing this part requires moderate skill and may take 1 to 2 hours. Always unplug your appliance and wear work gloves during installation for safety.

Check your washer's model number to confirm compatibility before purchasing.