Air Filter Plus Pre-Filter For Kohler 235116-S, 235116S, 237421-S. Same As John Deere AM31400, M45800. Also Same As Tecumseh 32008, 32906 Quality Aftrmarket Air Filter and Pre-Filter. Air Filter Replaces Kohler 235116-S, John Deere AM31400, Tecumseh 32008 Pre-Filter Replaces Kohler 237421-S, John Deere M45800, Tecumseh 32900 ID: 4-5/8", OD: 6", Height: 1-7/8"