View 0 Photos View 0 Videos 2020 Eaton S21-190D Rear Differential for a Kenworth T680 Newly Listed $2,420 USD (USED) Eaton S21-190D Ratio: 2.93 Side Gear Splines: 46 W/ Locker: YES Cast#: VERIFY ConditionUsedFits To Make(s)KenworthFits To Model(s)T680Stock Number25926400 MLS Number14113618CategoryDifferentials, Rear Last Updated1/28/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info