The MTD 7230370 is a genuine OEM extension spring designed for a wide range of MTD outdoor power equipment, including lawn tractors, riding mowers, and zero-turn mowers from brands like MTD, Cub Cadet, Troy-Bilt, Yard-Man, and White Outdoor. This durable spring is commonly used in deck lift mechanisms, chute controls, and other tension-based applications, ensuring proper function and reliable performance. With a length of approximately 88.9 mm (3.5 inches) and an outer diameter of about 12.7 mm (0.5 inches), it provides the necessary tension for various components.