2012 Allison 1000HS, TRUCK DELIVERY, Transmission Assys, Fits to: Freightliner MT55, (Used) 2011 Allison (AT), TRANSMISSION ASSEMBLY- REMANUFACTURED (WELLER)- Model: 1000HS, Serial Number: 1420828, Part Number: E018571, Engine: Cummins ISB, Reference images for condition, 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# 1420828, Truck Year 2012, VIN 4UZAC3DV8CCBH6455 4UZAC3DV8CCBH6455