PROBLEM TO BE SOLVED: To provide a combine capable of increasing efficiency of assembling work for an air cleaner and a pre-cleaner.SOLUTION: A side panel 27 is provided in the state of being positioned on the lateral side of a driver seat 9 of an operation part. A vertical frame 48 for supporting a machine body rear side location of the side panel 27 is provided in the state of being elongated upward with respect to the side panel 27. An air cleaner 71 for engine air supply, and a pre-cleaner 72 for supplying outside air to the air cleaner 71 by sucking it in are supported by the vertical frame 48.