PROBLEM TO BE SOLVED: To provide a combine harvester in which a window and an air conditioner unit are disposed in a rear part of a cabin without impairing visibility.SOLUTION: A combine harvester includes: an operation part 6; a rear window 78 provided to a back panel 75 of a cabin 7 which covers the operation part 6; and an air conditioner unit 8 disposed in a rear part of an inner roof 741. An upper end position 78a of the rear window 78 is set in a position that is higher than a lower end position 741a of the rear part of the inner roof 741 in side view.SELECTED DRAWING: Figure 11COPYRIGHT: (C)2019,JPO&INPIT【課題】視認性を悪化させることなく、キャビンの後部に窓とエアコンユニットを配置したコンバインを提供する。【解決手段】運転部6と、運転部6を覆うキャビン7の背面パネル75に設けられる後窓78と、インナールーフ741の後部に配されるエアコンユニット8と、を備え、側面視で後窓78の上端位置78aは、インナールーフ741の後部の下端位置741aよりも高い位置に設定される。【選択図】図11