2008 Meritor/Rockwell RR20-145, Truck Tractor, Rear Rears (Tandem Rear or Single), Fits to: Freightliner Cascadia 125, (Used) 2008 Freightliner Cascadia 125, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: S11-28773-342, Serial Number: DRA11103286, Make: Meritor, Model: RR20-145, Ratio: 3.43, Capacity: 20,000 Lbs, 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 3.42, Serial# DRA11103286, Casting# DRA11103286 1FUJGLCKX8LZ65840