The SA16448 is an external radial seal air filter designed for heavy-duty agricultural and construction equipment. This high-efficiency air filter provides superior protection against dust and contaminants, ensuring optimal engine performance and longevity. It is a common cross-reference for OEM part numbers including John Deere AT175351, Case/New Holland 87300078, Caterpillar 1331498, and Massey Ferguson 4286665M1, as well as aftermarket equivalents like Baldwin RS3715, Donaldson P607380, and Fleetguard AF25550. With an outer diameter of approximately 167.6 mm, an inner diameter of 96.5 mm (top) and 13.5 mm (bottom), and a length of 330.2 mm, this filter is engineered for a precise fit in various tractor models.