Air Filter A1852PART SPECIFICS Part No. A1852 Type AIR FILTER Brand RYCO Unit of Measure EACH Description Ryco Air Filter Warranty Service Interval Type Panel Height 49. 5mm Item Type Filter (Air) Outside Length 321mm Outside Width 255mm Filter Type Fresh Air Filter Features Ryco Air Filters have excellent dust holding properties to retain dust within the media's 'tortuous path'. Ryco's design philosophy is to meet the vehicle manufacturers' performance requirements.