(Used) 2003 Western Star 4900 FA, AIR TANK- Side: Driver Left Side, Location: Bottom, Material: Steel, Dimensions: Length=40", Width=10", Front Ports: 4, Rear Ports: 2, Side Ports: 5, For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921