a polymeric running board for an automotive vehicle is provided . the running board has a polymeric platform for supporting a vehicle occupant &# 39 ; s foot during entry or exit of a lateral side door of the vehicle . the platform is connected to the vehicle by j - shaped support brackets which are co - molded therewith . the running board provided is advantageous over prior running boards in that it is lighter and easier to assemble , reducing assembly time and cost .