2021 Allison 2100HS, Truck Delivery, Transmission Assys, Fits to: International MV607, (Used) 2020 Allison (AT), TRANSMISSION ASSEMBLY- Model: 2100HS, Serial Number: 6311839083, Engine: Cummins ISB 260; B6.7, 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, Serial# 6311839083, Casting# 6311839083, Truck Year 2021 3HAEUMML3ML164935