The Claas 0002128990 is an original equipment manufacturer (OEM) rod seal designed for various Claas agricultural machines. This hydraulic seal features an outer diameter of 45 mm, an inner diameter of 30 mm, and a height of 8 mm, providing a precise fit for critical hydraulic components. It is essential for maintaining the integrity and efficiency of hydraulic cylinders in tractors, combines, forage harvesters, balers, telehandlers, and loaders, preventing fluid leakage and protecting internal components from contaminants.