2007 Allison 3500RDSP, Truck Delivery, Transmission Assys, Fits to: International 4400, (Used) 2006 Allison (AT), TRANSMISSION ASSEMBLY- Model: 3500RDSP, Serial Number: 6510665857, Engine: International DT466, 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# 6510665857, Casting# 6510665857, Truck Year 2007 1HTMKAAR77H428760