(USED) 2012 FREIGHTLINER CASCADIA 125-D/S DOOR MODULE. P/N A18-53838-001 MODEL: D/S DOOR MODULE, INCLUDES WINDOW REGULATOR, WINDOW, LATCH AND INTERIOR PANEL. TAN PLASTIC WITH GREY INSERT. To find out more about this part, give us a call. We ship worldwide! Complete Recycling Group (CRG) 929 W PULASKI HWY ELKTON, MD 21921