Manufacturer Part Number: 9414827. 2017 GMC Savana 2500 2.8L L4 w/o Rear AC; Accum/ Receiver Drier Kit; Acum/ Drier 1411676; Front Exp Valve 3411243; Oring Seal Kit 1321337. 2016-2017 GMC Savana 2500 6.0L V8 w/o Rear AC; Accum/ Receiver Drier Kit; Acum/ Drier 1411676; Front Exp Valve 3411243; Oring Seal Kit 1321337.