2007 Meritor/Rockwell RT40-145, Truck Delivery, Front Rears (Tandem Front), Fits to: Volvo VNL, (Used) 2007 Volvo VNL, FRONT DIFFERENTIAL GEARS ONLY- Part Number: 20523587, Serial Number: FOR00031821, Make: Meritor, Model: RT40-145, Ratio: 3.42, Capacity: 19,000 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# FOR00031821, Casting# FOR00031821 4V4NC9GH17N434930