2009 GM/Chev (HD) 4L80E, TRUCK DELIVERY, Transmission ECMs, Fits to: Workhorse Custom Chassis W42, (Used) 2009 Workhorse Allison 4L80E TRANSMISSION ECM - Part Number: 24240449, Serial Number: BKYNYSK082401265, Service Number: 242423918240, 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# BKYNYSK082401265, Truck Year 2009, VIN 5B4JPD28593436712 5B4JPD28593436712