2013 Spicer/Dana DSP41, Truck Tractor, Front Rears (Tandem Front), Fits to: Peterbilt 384, (Used) 2013 Peterbilt 384, FRONT DIFFERENTIAL GEARS ONLY- Make: Spicer, Model: DSP41, Ratio: 3.08, 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 3.08, Truck Year 2013, VIN 1XPVDP9X0DD204958 1XPVDP9X0DD204958