2014 Allison 2500HS, Truck Delivery, Transmission Assys, Fits to: International DuraStar 4300, (Used) 2013 Allison (AT), TRANSMISSION ASSEMBLY- Model: 2500HS, Serial Number: 6311217039, Engine: International MAXXFORCE 7, 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# 6311217039, Casting# 6311217039, Truck Year 2014 3HAJTSKN8EL789133