2005 Allison 2000, , Transmission ECMs, Fits to: Other Other, (USED) 2004 Allison 2000 series, TCM. S/N-BKDYPSM1425321NE P/N-29542725 Model-2000 series For more information about this item call. We ship Worldwide. 929 W Pulaski Hwy Elkton, MD 21921, Serial# BKDYPSM1425321NE, Casting# BKDYPSM1425321NE, Truck Year 2005