2007 Mack Other, Truck Tractor, Tandem Cutoffs, Fits to: Mack CHN613, (Used) 2007 Mack CHN613, COMPLETE TANDEM CUTOFF- Part Number: 64KH5105, Serial Number: MKC06073479, MKC06073478, Make: Mack, Model: CRD203, Ratio: 3.94, 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, Ratio 3.94, Serial# TBD, Hub Bolts 10 1M1AJ07Y67N010591