The Donaldson P771549 is a high-quality genuine outer air filter designed to provide excellent engine protection in various agricultural and construction applications. This primary air filter features a durable cellulose media, with an outer diameter of 154.5 mm, an inner diameter of 93 mm, and a length of 300 mm. It effectively removes contaminants from the air intake with 99.9% efficiency, ensuring optimal engine performance and longevity. Compatible with numerous models from brands like Claas, Deutz-Fahr, Fendt, John Deere, Massey Ferguson, New Holland, and Valtra.