A modular pusher system for use with articles of merchandise in a display includes pusher tracks and dividers, each of which include detachable sections so that these basic components can be used in pusher systems of different depths. Spring loaded pushers are mounted on the tracks, and both the tracks and the dividers can be snap fit into slots in front and rear extrusions that can be mounted on a shelf. The tracks and the dividers include notches and cut-out sections which define auxiliary latching mechanisms intermediate the ends thereof, which can be snapped into the rear extrusion when rear sections are detached.