2015 Meritor/Rockwell RS23-161, Truck Tractor, Axle Housings (Rear), Fits to: Freightliner Cascadia 125, (Used) 2015 Freightliner Cascadia 125, COMPLETE DIFFERENTIAL HOUSING ONLY- Serial Number: F0R02773973, Part Number: Other, Make: Meritor, Model: RS23-161, Ratio: 3.21, Capacity: 21,000 Lbs, 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# F0R02773973, Casting# F0R02773973, Hub Bolts 10 1FUBGDDVXFLGJ2419