WORK MACHINE

To provide a working machine (1) configured to ensure a mount strength of a plurality of coolers (R1, O1) and allowing the plurality of coolers (R1, O1) to be easily replaced. A working machine (1) includes a support bracket (18) attached to a machine body (2), a first mounting member (J1, J2, J3, J4) provided to the support bracket (18) and formed of an elastic member, a first cooler (R1) and a second cooler (R2) arranged in parallel to a horizontal direction and mounted on the support bracket (18) with the first mounting member (J1, J2, J3, J4), a fitting bracket (453) detachably fitted to upper portions of the first and second coolers (R1, O1), and a second mounting member (J5, J6, J7, J8) arranged between the fitting bracket (453) and the first and second coolers (R1, O1) and formed of elastic member.