Air Filter / K & N E-4521Pack Size:1Grasshopper 100934, John Deere M47494, K & N E-4521, Kohler 47 083 03-S, Kohler 47 083 03-S1, Kohler 47 083 03, Kohler 47 883 03-S, Kohler 47 883 03, Lesco 006564, Toro 47 083 03-S, Woods 1005323, Woods 71803Dealer Choice 15-1201, Donaldson P50639, Edgewater 014016, Edgewater 014740, ESF 101-308, Foley/Belsaw 5961389, Foley/PLP 101-308, Green Line 38355, Green Meadow AF226, J. Thomas AF-8303, J. Thomas AF-1385, J. Thomas KN-4521, Kwik-Fix 801308, Laser L3220, Laser 93041, Laser 42265, Landscaper Express 510303, Lowe's 14966, Mow More K089, Napa 2297, NHC 261-0804, Outdoor Factory Parts 578451206, Oregon 30-095, Oregon 69-395, Prime Line 7-02201, Prime Line 7-08302, Rotary 1389, Sunbelt SB-1389, Sunbelt B1SB1389, Wix 42297John Deere F620, F680 Z Trak and Aercore 800 Greens aerator; Kohler K361, CH18-CH25, CH620-CH740, CV17-CV23 and CV620-CV740ID: 5 9/16 ", OD: 7 ", Height: 2 1/2 ", Includes sealing grease, Designed to increase horsepower while providing excellent filtration, Washable and reusable, Durable construction to provide engine protection, New hybrid material does not require oiling