2013 Allison 1000PTS, School Bus, Transmission Assys, Fits to: IC Corporation PC805, (Used) 2012 Allison (AT), TRANSMISSION ASSEMBLY- Model: 1000PTS, Serial Number: 6311172455, 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# 6311172455, Casting# 6311172455, Truck Year 2013 5WEXWSKKXDH409005