2008 Allison HD4500P, Truck Delivery, Automatic Shifter Assys, Fits to: Mack GU713, (Used) 2008 Allison HD4500P AUTOMATIC SHIFTER PAD, Part Number: 29544830, Serial Number: 0032074, 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# 0032074, Truck Year 2008, VIN 1M2AX03C58M001005 1M2AX03C58M001005