2010 GM/Chev (HD) 4.8, TRUCK DELIVERY, ECMs, Fits to: Workhorse Custom Chassis W42, (Used) 2009 GM/Chev (HD) 4.8, ENGINE ECM - Part Number: 12635858, Serial Number: 86AAKAK201596ZE1, Family Number: AGMXE04.8581, Displacement: 4.8L, Horsepower: 285, Serial Number: 52220B028, Part Number: 52H0D285A, Engine: P-48489, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921, Serial# 86AAKAK201596ZE1, Truck Year 2010, VIN 5B4JFD2D7A3441740 5B4JFD2D7A3441740