The Case IH 80754066 is a genuine OEM high capacity, top serrated cutterbar knife, precisely engineered for optimal cutting performance on 24-foot (7.6-meter) headers. This durable knife ensures efficient harvesting across a wide range of Case IH combine and header models, including the 1010, 1020, 2010, 2020, 2030, 2040, 2050, 2060, 2142, 2152, 2162, 3020, 3050, 3052, 3055, 3152, 3162, 4020, 4030, 4040, 4050, 4060 series headers and 1420, 1440, 1460, 1480, 1620, 1640, 1644, 1660, 1666, 1680, 1688, 2144, 2166, 2188, 2344, 2366, 2388, 2577, 2588, 5088, 6088, 7088, 5130, 6130, 7130, 5140, 6140, 7140, 7230, 8230, 9230, 7240, 8240, 9240, 7250, 8250, 9250 combines. Measuring approximately 7366 mm (290 inches) in length, 50.8 mm (2 inches) in width, and 6.35 mm (0.25 inches) in height, and weighing approximately 6.58 kg (14.5 lbs), it is designed for reliable and long-lasting operation.