Used 2013 Freightliner Cascadia 125, Rear rear, Meritor, Make: Meritor Model: RS-23-160 Serial Number: F0R01841949 Ratio: 2.50 For more information about this item call. We ship Worldwide! ( CRG HEAVY TRUCK PARTS ) 929 W PULASKI HWY, ELKTON, MD 21921