View 0 Photos View 0 Videos 2016 Eaton R40-170D Rear Differential for a Peterbilt 567 Newly Listed $2,420 USD (USED) Eaton R40-170D Ratio: 3.91 Side Gear Splines: 46 W/ Locker: YES Cast#: N/A Ref# N/A ConditionUsedFits To Make(s)PeterbiltFits To Model(s)567Part NumberN/AStock Number26044481 MLS Number14561212CategoryDifferentials, Rear Last Updated8/23/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info