2004 Allison MD3060, School Bus, Transmission Assys, Fits to: Thomas Built Saf-T-Liner HDX, (Used) 2003 Allison, TRANSMISSION ASSEMBLY- Model: MD3060, Serial Number: 6510456217, Part Number: E005641, Engine: Mercedes OM906LA, 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# 6510456217, Truck Year 2004, VIN 1T7YR4B2741145828 1T7YR4B2741145828