The MANN-FILTER C1337 is a genuine round air filter element designed to provide superior engine protection by effectively filtering intake air. With an outer diameter of 130mm, an inner diameter of 78mm, and a height of 100mm, this filter ensures optimal airflow and filtration efficiency. It is a direct equivalent for OEM part numbers including John Deere RE50484, Kubota 1G06511220, and Claas 0007700020, fitting a wide range of agricultural and construction machinery from brands like Fendt, John Deere, Claas, Kubota, Massey Ferguson, and Valtra. This high-quality filter helps maintain engine performance and extends engine life by preventing harmful contaminants from entering the combustion system.