WORK VEHICLE

To easily warm up lubricating oil in a transmission case (12) housing a transmission device (5). [0002] A work vehicle (1) includes a vehicle body (3) provided with a travel device (7); a prime mover (4) provided in the vehicle body (3); a transmission device (5) capable of speed-changing a driving force from the prime mover (4) and transmitting the driving force to the travel device (7); a transmission case (12) housing the transmission device (5) and being filled with lubricating oil; and a control device (120) capable of switching between a warm-up operation mode in which a gear of the transmission device (5) is rotated in a state in which transmission of power from the transmission device (5) to the travel device (7) is blocked and a travel operation mode in which the gear is rotated in a state in which the power is transmitted from the transmission device (5) to the travel device (7).