2016 Spicer/Dana DSP41, Truck Tractor, Tandem Cutoffs, Fits to: Kenworth T680, (Used) 2016 Kenworth T680, TANDEM CUTTOFF- Make: Spicer/Dana, Model: DSP41, Serial Number: U151245721, Ratio: 3.08, Hub Bolts: 10, Brake Type: Drum, 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, Serial# U151245721, Hub Bolts 10 1XKYDP9X1GJ492014