WORK VEHICLE

A work vehicle includes a hybrid transmission (4) configured to vary power from an engine (5) and output the power to a travel device, the hybrid transmission (4) including an electric transmission portion (11) including a motor generator (21, 22), and a gear transmission portion (12) including a gear driving mechanism (18, 19, 20, 23, 24, 25). The work vehicle includes an inverter (45) configured to drive the motor generator (21, 22). The work vehicle includes a pump (15) configured to cool the inverter (45) by supplying, to the inverter (45), a refrigerant for cooling the motor generator (21, 22).