The New Holland 299939A1 is a genuine OEM oil seal, also known as a SIMMERRING, with precise dimensions of 110mm inner diameter, 140mm outer diameter, and 12mm width. This high-quality radial shaft seal is designed to prevent lubricant leakage and protect against contaminants in various New Holland agricultural and construction equipment, including specific models of T8 and T9 series tractors, CR and CX series combines, and FR series forage harvesters. It ensures optimal performance and extended lifespan for critical machinery components.