HELP!™ Front Door Hinge Pin and Bushing Kit by Dorman®. Quantity: 1 Piece. Packaging Type: Card. Material: Steel and Copper/Steel. Restore the ease and convenience of a properly functioning vehicle door with Dorman’s Door Hinge Pin and Bushing Kit. It returns a sagging door to proper alignment and operation while saving you time, money and labor. Dorman’s Door Hinge Pins and Door Hinge Bushings are also available separately.