A motor grader includes a frame and a work implement. The frame is box-shaped. The work implement is configured to be supported by the frame. The frame includes a bracket, a first frame part and a second frame part. The bracket has left and right side surfaces with which a lifter guide is formed in an integrated manner. The first frame part is configured to extend forward from a front end part of the bracket and support the work implement. The second frame part is configured to extend rearward from a rear end part of the bracket.