The John Deere AZ49476 is a genuine OEM Coolant Heater Conversion Kit designed to facilitate cold weather starting for various John Deere agricultural and utility machines. This essential kit provides a 110V, 1500W heating element that warms the engine coolant, ensuring easier starts and reduced engine wear in low temperatures. It is engineered to integrate seamlessly with compatible John Deere models, offering reliable performance and extending engine life. Always refer to your machine's operator's manual for proper installation and safety guidelines.