(Used) 2002 Allison (AT), TRANSMISSION ASSEMBLY- Model: HD4060P, Serial Number: 6610101024, Part Number: E00673402E15, Engine: Cummins ISM, 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