0 Allison B400R, , Transmission Assys, Fits to: , (Used) 2008 Allison, TRANSMISSION ASSEMBLY- Model: B400_R, Serial Number: 6510795498, Engine: Cummins ISM, 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# 6510795498, Casting# 6510795498, Engine Make Cummins