The Case IH 81866185 is a genuine OEM gasket designed to provide a critical seal in various Case IH agricultural machinery. This durable gasket is specifically engineered for models including the 4210, 4220, 4230, 4240, 5120, 5130, 5140, 5150, MX80C, MX90C, and MX100C series tractors. With precise dimensions of 100 mm length, 100 mm width, and 2 mm height, and a weight of 0.01 kg, it ensures an exact fit and optimal performance, preventing leaks and maintaining system integrity.