2007 Allison 4500RDSP, Truck Delivery, Transmission Assys, Fits to: Mack CV713 Granite, (Used) 2006 Allison (AT), TRANSMISSION ASSEMBLY- Model: 4500RDSP, Serial Number: 6610186810, Engine: 2006 Mack AI 427, 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# 6610186810, Casting# 6610186810, Truck Year 2007 1M2AG11C87M055907