A work vehicle, comprising: a vehicle body ; a plurality of traveling devices located on both right and left sides of the vehicle body ; a plurality of bending link mechanisms that support the respective traveling devices on the vehicle body such that the traveling devices can be individually raised or lowered; and a plurality of drive mechanisms capable of individually changing posture of the bending link mechanisms ; the drive mechanisms being able to change the posture of the bending link mechanisms while maintaining a state in which intermediate bending portions of the bending link mechanisms bend toward an intermediate side in a front-rear direction of the vehicle body ; characterized in that each of the bending link mechanisms includes a first link having one end supported on the vehicle body such that the first link is capable of swinging around a lateral axis, and a second link having one end supported on the other end of the first link such that the second link is capable of swinging around a lateral axis, with the traveling device supported on the other end of the second link , each of the drive mechanisms includes a first hydraulic cylinder capable of changing the swinging posture of the first link with respect to the vehicle body , and a second hydraulic cylinder capable of changing the swinging posture of the second link with respect to the first link , and each of the drive mechanisms changes the posture of the bending link mechanism while maintaining a state in which the first link and the second link in the bending link mechanism bend toward the intermediate side in the front-rear direction of the vehicle body . a vehicle body ; a plurality of traveling devices located on both right and left sides of the vehicle body ; a plurality of bending link mechanisms that support the respective traveling devices on the vehicle body such that the traveling devices can be individually raised or lowered; and a plurality of drive mechanisms capable of individually changing posture of the bending link mechanisms ; the drive mechanisms being able to change the posture of the bending link mechanisms while maintaining a state in which intermediate bending portions of the bending link mechanisms bend toward an intermediate side in a front-rear direction of the vehicle body ; characterized in that each of the bending link mechanisms includes a first link having one end supported on the vehicle body such that the first link is capable of swinging around a lateral axis, and a second link having one end supported on the other end of the first link such that the second link is capable of swinging around a lateral axis, with the traveling device supported on the other end of the second link , each of the drive mechanisms includes a first hydraulic cylinder capable of changing the swinging posture of the first link with respect to the vehicle body , and a second hydraulic cylinder capable of changing the swinging posture of the second link with respect to the first link , and each of the drive mechanisms changes the posture of the bending link mechanism while maintaining a state in which the first link and the second link in the bending link mechanism bend toward the intermediate side in the front-rear direction of the vehicle body . <EOS>