For the fuel pump basket/module hole inside diameter of 1.550 ID.

Used for the pressure regulator on Dakota 97-04; Durango 98-03; and Ram 94-03

Typically used for the regulator, vent tube, and electrical connector of various model years. (Note: some model years use a 4-pin electrical connection that doesn’t use a grommet.)

Please measure your basket/module hole ID to be sure.

#16 in diagram.