Muffler muffler 4-stroke engine lawn tractor mower mower compatible KOHLER CUB CADET Outer diameter (mm): 90 Length (mm): 415 Connecting piece: 1 3/8" pipe Ø For models: KOHLER CH 620 - CH 640 Part No.: 30271185 Original part No.: 237550-S 237550 235945 ah