The Fleetguard PA2776 is a genuine primary radialseal air filter designed to provide superior engine protection and filtration efficiency for a wide range of heavy-duty equipment. This high-quality air filter effectively captures airborne contaminants, ensuring clean air intake to the engine, which helps extend engine life and maintain optimal performance. It is a direct cross-reference for several OEM and aftermarket part numbers, including Donaldson P181050 and Baldwin RS3501, making it a reliable replacement for various Case, Caterpillar, John Deere, Komatsu, and Volvo models.