2012 Meritor/Rockwell RS23-160, Truck Tractor, Rear Rears (Tandem Rear or Single), Fits to: Volvo VNL, (Used) 2012 Volvo VNL, DIFFERENTIAL GEARS ONLY- Part Number: 21481141, Serial Number: FOR01634241, Make: Meritor, Model: RS23-160, Ratio: 3.42, 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# FOR01634241, Casting# FOR01634241 4V4N19EG5CN560864