2011 GM/Chev (HD) 6.0L, TRUCK DELIVERY, ECMs, Fits to: Workhorse Custom Chassis W62, (Used) 2011 Workhorse Custom, 6.0L ENGINE ECM - Part Number: 12616532, Serial Number: 86AAUSK011438YL3, 12640466 AAUS, 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# 86AAUSK011438YL3, Truck Year 2011, VIN 5B4LFG2E4B3447287 5B4LFG2E4B3447287