1997 HUB PILOT NA, Truck Tractor, Hubs, Fits to: Mack CH612, (Used) 1997 Mack CH612, DIFFERENTIAL HUBS- Side: Passenger Right Side, Make: Mack, Model: CRD93, Ratio: 5.73, Capacity: 23,000 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 Steel, Hub Bolts 10 1M1AA08Y1VW011458