( Used ) 2005 Allison (AT), TRANSMISSION ECM- Part Number: 29542725, Serial Number: BKDYPSM150973PKS, PRI MODE: 5421-L, Model: 2000 Serial Number: 9730029350 Engine: C7ACERT For more information about this item, give us a call. We ship Worldwide! ( CRG HEAVY TRUCK PARTS ) 929 W PULASKI HWY, ELKTON, MD 21921