A wheel loader comprising: a vehicle body having wheels (113, 114); a work implement disposed at a front portion of the vehicle body, the work implement including an arm, a bucket, and an arm cylinder and a bucket cylinder for driving the arm and the bucket, respectively; and a work implement control device for directing an operation of the work implement, the work implement control device comprising: an arm control lever disposed on a side of a driver's seat and used to direct an operation of the arm cylinder; and a bucket control lever adjacent to the arm control lever on the side of the driver's seat and used to direct an operation of the bucket cylinder, the wheel loader being characterized in that: the work implement control device includes: two kickdown switches (16, 17) disposed on a grip of the arm control lever and each being used to effect the same downshift of a shift speed position; and a mode changeover switch disposed at a side surface of a grip of the bucket control lever, the side surface of the grip being on a side adjacent to the driver's seat, the mode changeover switch being used to change a running mode of a plurality of running modes having different engine maximum speed upper limit values from each other, wherein the two kickdown switches (16, 17) are a first kickdown switch disposed at an upper surface of the grip of the arm control lever, and a second kickdown switch disposed at a side surface of the grip of the arm control lever, the side surface of the grip being on the side adjacent to the driver's seat. a vehicle body having wheels (113, 114); a work implement disposed at a front portion of the vehicle body, the work implement including an arm, a bucket, and an arm cylinder and a bucket cylinder for driving the arm and the bucket, respectively; and a work implement control device for directing an operation of the work implement, the work implement control device comprising: an arm control lever disposed on a side of a driver's seat and used to direct an operation of the arm cylinder; and a bucket control lever adjacent to the arm control lever on the side of the driver's seat and used to direct an operation of the bucket cylinder, an arm control lever disposed on a side of a driver's seat and used to direct an operation of the arm cylinder; and a bucket control lever adjacent to the arm control lever on the side of the driver's seat and used to direct an operation of the bucket cylinder, the wheel loader being characterized in that: the work implement control device includes: two kickdown switches (16, 17) disposed on a grip of the arm control lever and each being used to effect the same downshift of a shift speed position; and a mode changeover switch disposed at a side surface of a grip of the bucket control lever, the side surface of the grip being on a side adjacent to the driver's seat, the mode changeover switch being used to change a running mode of a plurality of running modes having different engine maximum speed upper limit values from each other, wherein the two kickdown switches (16, 17) are a first kickdown switch disposed at an upper surface of the grip of the arm control lever, and a second kickdown switch disposed at a side surface of the grip of the arm control lever, the side surface of the grip being on the side adjacent to the driver's seat. the work implement control device includes: two kickdown switches (16, 17) disposed on a grip of the arm control lever and each being used to effect the same downshift of a shift speed position; and a mode changeover switch disposed at a side surface of a grip of the bucket control lever, the side surface of the grip being on a side adjacent to the driver's seat, the mode changeover switch being used to change a running mode of a plurality of running modes having different engine maximum speed upper limit values from each other, wherein the two kickdown switches (16, 17) are a first kickdown switch disposed at an upper surface of the grip of the arm control lever, and a second kickdown switch disposed at a side surface of the grip of the arm control lever, the side surface of the grip being on the side adjacent to the driver's seat. two kickdown switches (16, 17) disposed on a grip of the arm control lever and each being used to effect the same downshift of a shift speed position; and a mode changeover switch disposed at a side surface of a grip of the bucket control lever, the side surface of the grip being on a side adjacent to the driver's seat, the mode changeover switch being used to change a running mode of a plurality of running modes having different engine maximum speed upper limit values from each other, wherein the two kickdown switches (16, 17) are a first kickdown switch disposed at an upper surface of the grip of the arm control lever, and a second kickdown switch disposed at a side surface of the grip of the arm control lever, the side surface of the grip being on the side adjacent to the driver's seat.