2015 Detroit Other, Truck Tractor, Transmission Assys, Fits to: Freightliner Cascadia 132, ( Used ) 2014 Detroit TRANSMISSION ASSEMBLY- Model: DT12-DB Serial Number: 71535401462403 Engine: DD13 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# 71535401462403, Casting# 71535401462403, Truck Year 2015 1FUJGHDV7FLFM6463