2012 Allison 3500RDSP, Truck Tractor, Transmission Assys, Fits to: Capacity of Texas TJ5000, (Used) 2011 Allison (AT), TRANSMISSION ASSEMBLY- Model: 3500RDSP, Serial Number: 6511106632, Reference images for condition, 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# 6511106632, Truck Year 2012, VIN 4LMBS2116CL023256 4LMBS2116CL023256