(Used) 2007 Freightliner M2 106, COMPLETE REAR DIFFERENTIAL- Make: Alliance, Model: ARS230-4, Ratio: 3.58, Capacity: 23,000 Lbs, Hub Bolts: 10, Brake Type: Drum, Serial Number: 742821-A021754, For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921