2007 Meritor/Rockwell RD20-145, Truck Tractor, Tandem Cutoffs, Fits to: Freightliner COLUMBIA 120, (Used) 2007 Freightliner Columbia 120, TANDEM CUTTOFF- Make: Meritor, Rear Model: RD-20-145, Part Number: S11-15713-358, Serial Number: FOR00407526, Rear Rear Model: RR-20-145, Part Number: S11-15713-358, Serial Number: FOR00407527, Hub Bolts: 10, Brake Type: Disk, 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 3.58, Serial# FOR00407526, Hub Bolts 10 1FUJA6DE67LY71559