[Problem] To provide a tractor for which it is possible to provide a first exhaust-gas cleaning apparatus and a second exhaust-gas cleaning apparatus in an engine compartment while keeping the mounting height of the engine bonnet low and keeping the front-rear length of the engine compartment short.
[Resolution Means] A first exhaust-gas cleaning apparatus 21 is provided above an engine 5 in a state wherein a longitudinal direction of the first exhaust-gas cleaning apparatus adopts a vehicle-body horizontal orientation. A second exhaust-gas cleaning apparatus 22 is provided behind the engine 5 in a state wherein a longitudinal direction of the second exhaust-gas cleaning apparatus adopts a vehicle-body horizontal orientation. A maximum length H in a vehicle-body up-down direction of the first exhaust-gas cleaning apparatus 21 is shorter than a maximum length in a vehicle-body front-back direction of the first exhaust-gas cleaning apparatus 21.