PROBLEM TO BE SOLVED: To provide a work vehicle facilitating attachment/detachment of a wire.SOLUTION: In a tractor 1, a lower link 16, to which a rotary tilling device 50 is attachably/detachably attached, and a lift arm 22 arranged in an upper part of the lower link 16 are connected by a lift rod 24, and a tilling depth of the rotary tilling device 50 is adjusted by vertically oscillating the lift arm 22. The tractor 1 includes: a wire 30 including a rear end part attached to a rear cover 58a of the rotary tilling device 50, the rear cover 58a capable of being vertically oscillated according to a tilling depth, and a front end part attached to the tractor 1, in a state in which the rotary tilling device 50 is attached to the lower link 16, for detecting the tilling depth of the rotary tilling device 50 and a holding member 42 holding the rear end part of the wire 30 in a state in which the rear end part of the wire 30 is detached from the rear cover 58a. The holding member 42 is attached to the lift rod 24.
