View 3 Photos View 0 Videos 2012 Eaton R46-170D Rear Differential for a Mack Chu $2,420 USD (USED) Eaton R46-170D Ratio: 3.91 Side Gear Splines: 46 W/ Locker: YES Cast#: NO TAG ConditionUsedFits To Make(s)MackFits To Model(s)CHUStock Number25720667 MLS Number13261149CategoryDifferentials, Rear Last Updated7/18/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info