2009 Allison 3500RDSP, Truck Delivery, Transmission Assys, Fits to: Sterling L7500, (Used) 2008 Allison (AT), TRANSMISSION ASSEMBLY- Model: 3500RDSP, Serial Number: 6510833852, Engine: Cummins ISC, 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# 6510833852, Truck Year 2009, VIN 2FZAATBS99AAH2836 2FZAATBS99AAH2836