(Used) 2012 Kenworth T660, CHASSIS CONTROL MODULE- ECM Model: MUX3-P, Part Number: A2C80703100, Serial Number: 1000171096, Type: 1365.0211100000, Version: 1.0, Sup. Code: 01035AC/QAC:2, Operat. Voltage: 12V, Q21-1077-3-103Rev.D, 3 Rectangular Plug with 21 Pins each, 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