The Case IH 437581A1 is a genuine OEM pivot pin designed for various Case IH wheel loaders, including 521D, 621D, 721D, 821D, 921D, 1021D, 1121D, 521E, 621E, 721E, 821E, 921E, 1021E, 1121E, 521F, 621F, 721F, 821F, 921F, 1021F, 1121F, 521G, 621G, 721G, 821G, 921G, 1021G, 1121G, and their XT variants. This durable pin ensures secure articulation and reliable operation in demanding agricultural and construction environments. With a length of 127 mm and a diameter of 38.1 mm, it weighs approximately 0.367 kg, providing essential structural integrity for critical pivot points.