2007 Other Other, Truck Tractor, Hubs, Fits to: Mack CXN613, (Used) 2007 Mack CXN613, REAR DIFFERENTIAL HUBS- Side: Passenger Side, Make: Meritor, Model: RT40-145, Ratio: 3.37, Capacity: 20,000 Lbs, Hub Bolts: 10, Brake Type: 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# TBD, Material METAL, Hub Bolts 10 1M1AK06Y17N015003