Attachments, apparatuses, and methods for partial weight bearing gait training are described. Attachments for partial weight bearing gait training may include a structure sized and configured for attachment to a walker, an undampened elastic member, and a harness. Apparatuses may include a walker with a walker frame and at least two wheels, a harness support base frame connected to the walker, a suspension arm coupled to the harness support base frame, an undampened elastic member connected to the suspension arm, and a harness connected to the undampened elastic member. Related methods of assembling a gait training apparatus and of using a gait training device are also described.