1978 Mack RD685S, Truck Trailer, Air Tanks, Fits to: Mack RD685S, (Used) 1978 Mack RD685S, AIR TANKS- Side: Driver Left Side, Location: Inside Frame, Material: Steel, Dimensions: L=42", D=11", Front Ports: 1, Rear Ports: 1, Top Ports: 3, Tank Has Damage Reference Images for condition, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON MD 21921, Truck Year 1978, VIN RD685S3685, Material Steel RD685S3685