2007 Mack Other, Truck Delivery, Rear Rears (Tandem Rear or Single), Fits to: Mack 700, (Used) 2007 Mack 700, REAR DIFFERENTIAL GEARS ONLY- Make: Mack, Model: SS46, Ratio: 4.50, Capacity: 23,000 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 4.50, Serial# TBD, Truck Year 2007 1M2AT13C67M003068