1、Automatic Shutdown: 1101428 step motor stepping into an obstacle, the motor will automatically shut down to protect the stepping from harm. 2、Automatic Retraction: Step motor is designed to help the pedal to retract and extend automatically when the car door is opened and closed. 3、Prevent System Short Circuit: RV step motor only includes motor and screws. Weatherproof wiring and connectors can prevent system short circuit and corrosion. 4、Perfect Substitute: RV step motor is a perfect substitute for Kwikee motor, the replacement part numbers are 676061 and 1101428. 5、Alloy Material: 1101428 step motor adopts alloy material, which is wear resistant and durable, and can be used for a long time.