A working vehicle provided with a hydraulic continuously variable
transmission, has a plurality of wheels; a vehicle body supported by the
plurality of wheels; a hydraulic continuously variable transmission that
is supported by the vehicle body, and that has a speed change actuation
shaft; a speed change pedal operatively linked to the speed change
actuation shaft for controlling the speed change actuation shaft; and a
neutral bias mechanism for biasing the speed change actuation shaft
toward a neutral position. The bias mechanism includes a cam portion that
pivots together with the speed change actuation shaft; an operation
member that abuts against the cam portion; and a biasing means for
biasing the operation member toward the cam portion. The biasing means is
disposed above a step surface of a riding step.