2008 Allison Other, School Bus, Transmission Assys, Fits to: Freightliner B2, (Used) 2007 Allison, TRANSMISSION ASSEMBLY- Model: 2000 RETRAN, Serial Number: 9730027147, Engine: MBE 926, Part Number: 29544719, 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# 9730027147, Casting# 9730027147, Truck Year 2008 4UZABPDJ88CZ38957