One New Tune Up Maintenance Kit Kit Includes: (1) Air Filter (1) Pre Filter (1) Oil Filter (1) Fuel Filter (2) RC12YC Spark Plugs One New Aftermarket Replacement Tune Up Maintenance Kit Kit Includes: (1) Air Filter (1) Pre Filter (1) Oil Filter (1) Fuel Filter (2) RC12YC Spark Plugs Replaces Part Numbers: Replacement Fits Ariens 21531500 Replacement Fits 4209, 4223, 499486, 499486S, 5063B, 5063D, 5063H, 5063K, 5069, 5069H, 5069K, 695667, 698754 Replacement Fits Carlisle 510080 Replacement Fits Craftsman 33926 Replacement Fits Husqvarna 531307044 Replacement Fits John Deere GY20575, GY21056, MIU11286 Pre Filter Replaces Part Numbers: Replacement Fits: 273638, 273638S, 4256 Replacement Fits John Deere: GY20575, GY21056, LG273638S Fits Models: Fits: 405700-407700 Fits John Deere: D140 and Z425 Air Filter Specifications: Width: 4 3/8" Length: 7 3/8" Height: 1 1/2" Oil Filter Replaces: Fits John Deere: AM125424, GY20577, KH1205008 Oil Filter Specifications: Thread: 3/4"-16 OD: 3" Height: 2 3/4" Micron: 32