2016 Meritor/Rockwell Other, Truck Tractor, Axle Housings (Rear), Fits to: Mack CXU613, (Used) 2016 Mack CXU613, COMPLETE FRONT DIFFERENTIAL HOUSING ONLY- Part Number: 22455691, Serial Number: MON02036734, Make: Meritor/Rockwell, Model: MFS13123ANN6, Capacity: 20,000 Lbs, Ratio: 2.64, Hub Bolts: 10, Brake Type: Air Drum, 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# MON02036734, Casting# MON02036734, Hub Bolts 10 1M1AW21Y5GM056537