0 Spicer/TTC ES56-5A, , Transmission Assys, Fits to: , (Used) Spicer/TTC (MT), TRANSMISSION ASSEMBLY- Model: ES56-5A, Serial Number: M151117020, Part Number: 301734-81, Reference images for condition, For more information about this item, give us a call. Wr ship worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULAKI HWY, ELKTON, MD 21921, Serial# M151117020, Part# 301734-81,