2001 Allison Other, Truck Delivery, Transmission Assys, Fits to: Freightliner MT55 Chassis, (Used) 2000 Allison (AT), TRANSMISSION ASSEMBLY- Model: 1000 Serial Number: 6310108444 Engine: Cummins ISB 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# 6310108444, Casting# 6310108444, Truck Year 2001 4UZAA5BW41CH64660