1Automatic Shutdown: 1101428 step motor stepping into an obstacle, the motor will automatically shut down to protect the stepping from harm. 2Automatic Retraction: Step motor is designed to help the pedal to retract and extend automatically when the car door is opened and closed. 3Prevent System Short Circuit: RV step motor only includes motor and screws. Weatherproof wiring and connectors can prevent system short circuit and corrosion. 4Perfect Substitute: RV step motor is a perfect substitute for Kwikee motor, the replacement part numbers are 676061 and 1101428. 5Alloy Material: 1101428 step motor adopts alloy material, which is wear resistant and durable, and can be used for a long time. Item Type: RV Step Motor Material: Alloy Size: Approx. 185 x 90 x 86mm / 7.3 x 3.5 x 3.4in Item Model Number: 676061 Manufacturer Part Number: KW1101428 1 x RV Step Motor