TO-1638(II) Oil FilterOil Filter for construction equipment applications. testJuly 3, 2026Donaldson, Fleetguard, SY475C1, SY485, SY485H, SY485H-S (China IV), SY550H, SY550H-S (China IV), SY650H, SY650H-S (China IV), SY705H-S (China IV), SY750H, SY750H-S (China IV) Oil Filter for construction equipment applications.