0 0 2016 Eaton RDP40 Rear Differential for a Kenworth T880 $1,534 USD (USED) Eaton RDP40 Ratio: 3.90 Side Gear Splines: 41 W/ Locker: YES Cast#: 127600 ConditionUsedFits To Make(s)KenworthFits To Model(s)T880Stock Number25867869 MLS Number13842843CategoryDifferentials, Rear Last Updated9/24/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info