(Used) 2020 Kenworth T680, COMPLETE REAR REAR TANDEM- Part Number: C2-1AH3FA3000000004, Serial Number: HN07741111, Make: Spicer, Model: DSP40P, Ratio: 3.36, Capacity: 20,000 Lbs, Hub Bolts: 10, Brake Type: Disc, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921